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SOLVING EQUATIONS WITH ADDITION & SUBTRACTION By: Erica Wagner Let’s get started! Let’s get started!
Review: If the equation is an addition problem then you will need to do what to solve the equation? Add Subtract
Review: If the equation is a subtraction problem then you will need to do what to solve the equation? Add Subtract
Solve for x: x + 15 = 45 Click to Answer
Solve for x: x + 27 = 54 Click to Answer
Solve for x: 33 + x = 76 Click to Answer
Solve for x: x - 30 = 24 Click to Answer
Solve for x: x - 18 = 18 Click to Answer
Solve for x: x - 15 = 60 Click to Answer
How did I do? Click here to calculate and see your results. How did I do? Click here to calculate and see your results.
I think of a number. I multiply it by 5 then add 4. The result is 39. Construct an equation and find the number. I think of a number. I multiply it by.
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THOAN. THOAN Think of a number… THOAN Multiply it by 3.
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27 9 =. 6 6 = 36 9 = 9 9 = 45 9 = 54 9 = =
Multiplication Tables Test 3 and 5 Times Tables 3 and 5 times tables There are 10 questions. Each one will stay on the screen for 15 seconds. Write down.
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Let’s Add! Click the cloud below for a secret question! Get Started!
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Least Common Multiples and Greatest Common Factors Lesson 4.3.
Fill in missing numbers or operations 1)10 X = 70 1)40 - = 30 1) + 10 = 30 1)20 ÷ = 2 1)2 X = 10 1) - 10 = 70 1)30 ÷ = 3 1)20 + = 60 1) + = 10 1) - = 50.
Simultaneous Equations 25-Aug-14 Objective Solve a pairs of simultaneous equations like’ 3x + 2y = 20 4x – 4y = 10 and 3x + 2y = 36 2x + 3y = 29 © Brain-Cells:
Solving Equations with variables on both sides of the Equals Chapter 3.5.
1 1 = = = 18 9 = 30 5 = = 36 9 =
SYSTEMS OF EQUATIONS. Substitution Method Ex. 1:2x + y = 15 y = 3x We have been using the Substitution Property in our proofs. Now we are going to use.
Practice Skip Counting
1 1 = = = = = 6.
October 2006 ©RSH Algebra Solving Equations. October 2006 ©RSH Equations Many people use equations (sometimes without knowing !) A plumber charges £35.
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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.
Solve Multi-step Equations Students will solve equations with multiple steps (more than two) using distributive property, combining like terms, and inverse.
Multiplying Fractions & Mixed Numbers 5.NF.B =× = =× Here is 2-2/3 x 3/5.To find the product, we need to multiply.
Solving Equations = 4x – 5(6x – 10) -132 = 4x – 30x = -26x = -26x 7 = x.
4 1. Evaluate the expressions inside grouping symbols. Example: 3+(4x3) = 3+12 = Evaluate all powers. Example: 3. Multiply and divide in order.
UNIT 2: SOLVING EQUATIONS AND INEQUALITIES SOLVE EACH OF THE FOLLOWING EQUATIONS FOR y. # x + 5 y = x 5 y = 2 x y = 2 x y.
Insert your name and class period here. 1. What is the goal of every equation you solve? 2. How do we accomplish this goal? Type your answer here.
Finding the Greatest Common Factor. The greatest common factor of two or more numbers is the greatest number that is a factor of every number.
Please answer the following multiple choice questions. Click on your answer. Please feel free to use paper or graphing calculators to find the correct.
11-2 Solving Multistep Equations Course 2 Warm Up Warm Up Problem of the Day Problem of the Day Lesson Presentation Lesson Presentation.
Mr. Coon’s Math Class. The answer to a multiplication problem. 6 X 6 = 36.
Solving 2 step equations. Two step equations have addition or subtraction and multiply or divide 3x + 1 = 10 3x + 1 = 10 4y + 2 = 10 4y + 2 = 10 2b +
EXAMPLE 2 Solve a radical equation Solve 4 x – = 28. SOLUTION 4 x – = 28 4 x – 7 = 16 x – 7 = 4 ( x – 7 ) 2 = 4 2 x – 7 = 16 x = 23 Write.
Simultaneous Equations 8 January, 2016 What are simultaneou s equations Let me explain. If you have an equation like: x + y = 5, there are lots of answers.
Objectives: Understand that algebraic operations follow the same rules as arithmetic operations. Solve simple equations Transform information from words.
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Type your question here. Type Answer Type your question here. Type Answer.
Jeopardy Solving Equations Add and Subtract Multiply and Divide Multi-Step Variables on each side Grouping Symbols $100 $200 $300 $400 $500 $100 $200.
Trig Review! Section 6.4 – 6.6, 7.5. Rules... You will get 3 seconds to look at each slide before determining what you’d like to bet. Write down your.
Copyright©amberpasillas2010 Least Common Multiple LCM 2 Methods.
Simultaneous Equations elimination. What are they? Simply 2 equations –With 2 unknowns –Usually x and y To SOLVE the equations means we find values of.
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Algebraic Fractions Using 4 rules. In this Powerpoint, we will look at examples of simplifying Algebraic Fractions using the 4 rules of fractions. To.
Aim: How do we solve equations with variables on both sides? Warm Up Warm Up Lesson Presentation Lesson Presentation Problem of the Day Problem of the.
Don’t Subtract Add I am learning that problems like 34 + ? = 51 and 51 – 34 = ? have the same answer. e.g = 51 and 51 – 34 = 17.
Agenda 1)Homework Folders In 2)Warm up 3)Lesson: Solving Equations by Multiplication and Division 4)Homework (if time)
ALGEBRA TILES SOLVING EQUATIONS Replace the equation with tiles: Negative Positive -X X 1.
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