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Fun ways to solve multiplication and division equations By: Darlisha Parham Beaonca Turner
x All about equations x Solving equations is just the process of finding all values of the variable that makes the equation true
How to check your solution step one: write original equation Step two: substitute 21 for t Step three: the solution is 21 7=7
Solve using multiplication Step one: write the original equation Step two: multiply each side by three ANSWER: t=21
Steps to solve using division Step one: write original equation Step two: divide each side by 13 Step three: s would equal 15
Try some..!!! 1.) 2.) 3.) 4.) 5.) 6.) 7.) 8.) 9.) 10.)
Answer 1.) -5 2.)n=5 3.) x=-36 4.) 1.25 5.) s=15 6.)a=4 7.)n=11 8.)k=1.125 9.)0.3 10.) s=15
Extra Help Equation game http://www.math-play.com/Equation- Game.html More help http://www.glencoe.com/sec/math/algebra/al gebra1/algebra1_05/study_guide/pdfs/alg1 _pssg_G021.pdf
Additional Help Try it http://hotmath.com/help/gt/genericprealg/section_4 _2.htmlhttp://hotmath.com/help/gt/genericprealg/section_4 _2.html More websites: 1.) http://www.math.com/school/subject2/lessons/S2U 3L2GL.html http://www.math.com/school/subject2/lessons/S2U 3L2GL.html 2.) http://www.helpingwithmath.com/by_subject/algebr a/alg_solving02.htm http://www.helpingwithmath.com/by_subject/algebr a/alg_solving02.htm
ONE STEP EQUATIONS Multiplication and Division ONE STEP EQUATIONS Example 1 Solve 3x = 12 Variable? x 3x = 12 x x 3 ÷ 3 Inverse operation? Operation?
Write decimal as percent. Divide each side by 136. Substitute 51 for a and 136 for b. Write percent equation. Find a percent using the percent equation.
Example 1 Solving Two-Step Equations SOLUTION a. 12x2x + 5 = Write original equation. 112x2x + – = 15 – Subtract 1 from each side. (Subtraction property.
Solve an equation using subtraction EXAMPLE 1 Solve x + 7 = 4. x + 7 = 4x + 7 = 4 Write original equation. x + 7 – 7 = 4 – 7 Use subtraction property of.
3.5 Solving systems of equations in 3 variables. 1)Select any 2 of the 3 equations and try to eliminate one variable to get an equation with 2 variables.
Solve an equation using addition EXAMPLE 2 Solve x – 12 = 3. Horizontal format Vertical format x– 12 = 3 Write original equation. x – 12 = 3 Add 12 to.
2.2 Solving Two- Step Equations. Solving Two Steps Equations 1. Use the Addition or Subtraction Property of Equality to get the term with a variable on.
Solving Algebraic Equations. Equality 3 = = = 7 For what value of x is: x + 4 = 7 true?
EXAMPLE 1 Solve an equation with variables on both sides 7 – 8x = 4x – 17 7 – 8x + 8x = 4x – x 7 = 12x – = 12x Write original equation. Add.
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Solving a System of Equations in Two Variables By Substitution Chapter 8.2.
To one side of an equation, When you do something.
Course Multiplication and Division Equations Warm Up Solve. 1. x + 5 = 9 2. x – 34 = = x – 39 x = 4 x = 106 x = 163.
1.4 Solving Equations ●A variable is a letter which represents an unknown number. Any letter can be used as a variable. ●An algebraic expression contains.
Solve an inequality using multiplication EXAMPLE 2 < 7< 7 x –6 Write original inequality. Multiply each side by –6. Reverse inequality symbol. x > –42.
One step equations Add Subtract Multiply Divide When we solve an equation, our goal is to isolate our variable by using our inverse operations. What.
EXAMPLE 2 Using the Cross Products Property = 40.8 m Write original proportion. Cross products property Multiply. 6.8m 6.8 = Divide.
Solving Multiplication and Division Equations Lesson 2-7.
Equations & Brackets.. You are now going to solve more complex equations by combining together two ideas that you have seen already. Try the following.
3-2 Solving Equations by Using Addition and Subtraction Objective: Students will be able to solve equations by using addition and subtraction.
One-Step Equations I can show that solving an equation leads to finding the value that makes the equation true.
I can solve one-step equations in one variable.. Equations that have the same solutions. In order to solve a one-step equation, you can use the properties.
Solve one step equations. You can add the same amount to both sides of an equation and the statement will remain true = = 9 x = y +
Solving One Step Equations with Division Example 1: y = 4 5 y = y = (4) = 1(y) 20 = 1y y = 20 Cross multiply Original equation Check: y =
Chapter 2.5 Solve Equations with Variables on Both Sides.
Solving Equations with the Variable on Both Sides Objectives: to solve equations with the variable on both sides.
Rational Equations Section 8-6. Objectives Solve rational equations with one variable by CROSS MULTIPLYING Check answers for Extraneous Solutions.
to one side of an equation, When you do something.
Solving Fraction Equations by Multiplying Lesson 5-5.
Textbook pages 69 & 73 IAN pages 91 & 95. Each side of the equation must be balanced. We balance an equation by doing the same thing to both sides of.
Solve Linear Systems by Substitution January 28, 2014 Pages
SOLUTION EXAMPLE 1 Multiply one equation, then add Solve the linear system: 6x + 5y = 19 Equation 1 2x + 3y = 5 Equation 2 STEP 1 Multiply Equation 2 by.
Solve a two-step equation by combining like terms EXAMPLE 2 Solve 7x – 4x = 21 7x – 4x = 21 Write original equation. 3x = 21 Combine like terms. Divide.
EXAMPLE 1 Use the substitution method Solve the linear system: y = 3x + 2 Equation 2 Equation 1 x + 2y = 11 Solve for y. Equation 1 is already solved for.
Solving One Step Equations with Decimals Example 1 x = x = 3.7 Check: x = 8.6 Does = 8.6? 8.6 = 8.6 Subtract.
Warm Up Evaluate. 1. (0.29) Give the opposite of each number Evaluate each expression for a = 3 and b = 2. 5. a b Evaluate.
To solve an equation is to isolate the variable.
3-3 Solving Multiplication Equations. Solve Solution GOAL Find the value of the variable that makes the equation TRUE. The value that makes the equation.
A.4f Apply these skills to solve practical problems. A.4b Justify steps used in solving equations. Use a graphing calculator to check your solutions.
Solving Systems by Substitution (isolated) Solving Systems by Substitution (not isolated)
To solve two-step equations To use deductive reasoning.
Solving Equations Containing To solve an equation with a radical expression, you need to isolate the variable on one side of the equation. Factored out.
Warm-up. Systems of Equations: Substitution Solving by Substitution 1)Solve one of the equations for a variable. 2)Substitute the expression from step.
Solving Radical Inequalities. Solving radical inequalities is similar to solving rational equations, but there is one extra step since we must make sure.
Objectives Solve exponential and logarithmic equations and equalities. Solve problems involving exponential and logarithmic equations.
SOLVING SYSTEMS ALGEBRAICALLY SECTION 3-2. SOLVING BY SUBSTITUTION 1) 3x + 4y = 12 STEP 1 : SOLVE ONE EQUATION FOR ONE OF THE VARIABLES 2) 2x + y = 10.
Solving Fraction Equations with Multiplication and Division Example 1: Solve Divide both sides by 2/3 to isolate the variable. Original equation Solution.
Linear Equations with Different Kinds of Solutions.
1.3 “Solving Linear Equations” Steps: 1.Isolate the variable. 2.To solve when there is a fraction next to a variable, multiply both sides by the reciprocal.
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