THE PRODUCT OF TIMES MULTIPLIED BY TWICE (times 2) MULTIPLICATION REVIEW OF SOLVING EQUATIONS Verbal expressions.

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Presentation transcript:

THE PRODUCT OF TIMES MULTIPLIED BY TWICE (times 2) MULTIPLICATION REVIEW OF SOLVING EQUATIONS Verbal expressions

SOLVING EQUATIONS Verbal expressions THE QUOTIENT OF DIVIDED BY DIVIDED INTO DIVISION REVIEW

Six times a number is twelve. 6 PRACTICE SOLVING EQUATIONS

Six times a number is twelve. 6 PRACTICE ∙ SOLVING EQUATIONS

Six times a number is twelve. 6 PRACTICE ∙x SOLVING EQUATIONS

Six times a number is twelve. 6 PRACTICE ∙x= SOLVING EQUATIONS

Six times a number is twelve. 6 PRACTICE ∙x=12 6x = 12 SOLVING EQUATIONS

Two less than a number is fourteen. 2 PRACTICE SOLVING EQUATIONS

Two less than a number is fourteen. 2 PRACTICE SOLVING EQUATIONS –

Two less than a number is fourteen. 2 PRACTICE SOLVING EQUATIONS –x

Two less than a number is fourteen. 2 PRACTICE SOLVING EQUATIONS –x=

Two less than a number is fourteen. 2 PRACTICE SOLVING EQUATIONS –x=14

Four less than twice a number is eight. 4 PRACTICE -2x=8 SOLVING EQUATIONS

Five plus one-half of a number is sixty. ½ y PRACTICE +5=60 SOLVING EQUATIONS

The square of a number minus 3 is the same as two. 3 PRACTICE -n 2 =2 SOLVING EQUATIONS

The product of five and the sum of a number and two is equal to thirty-four. + PRACTICE ( 5x2 )=34 SOLVING EQUATIONS

Using Multiplication and Division MULTIPLICATION PROPERTY OF EQUALITY For any numbers a, b, and c, if a = b, then ac = bc 20 = 20 20(5) = 20(5) 100 = 100

PROBLEM SOLVING SAMPLE PROBLEM FIVE STEPS TO PROBLEM SOLVING Eight more than the product of six and a number is twenty. Find the number. Define a variable x = the number Write an equation 6x + 8 = 20 Solve the equation x = 2 Answer the problemThe number is 2 Check your answer 8 more than 6(2) is 20.

SAMPLE PROBLEM Solve: 3x – 2 = 7 +2 x = 3 Check: 3(3) – 2 = 7 True PROBLEM SOLVING Solve: 3x = 9 3

SAMPLE PROBLEM Solve: 5 – 3x = x = - 4 Check: 5 – 3(-4) = 17 True PROBLEM SOLVING Solve: -3x = 12 -3

SAMPLE PROBLEM TRY THIS ONE PROBLEM SOLVING -5 (3) Check ☺

SAMPLE PROBLEM TRY ANOTHER ONE PROBLEM SOLVING (5) +4 Check 

SAMPLE PROBLEM ONE MORE PROBLEM SOLVING +1 (-7) Check 