Math Unit 6 Review

Vocabulary

30

Find the coefficient

5y + 9

5

40

Find the coefficient

-7c + 2

-7

50

Quotient means to 

DIVIDE

200

Find the variable

2x + 4

x

89908

Find the constant

3y - 15

-15

Translating

30

double a number decreased by four

2x - 4

40

the quotient of x and 7

x/7

50

the quantity of the sum of x and 5,  doubled

2(x+5)

200

a number increased by two

x + 2

89908

x less than five

5 - x

Evaluate

30

5x - 4   if x = 20

96

40

3(x + 1) + 2x    if x = 5

28

50

2x² + 4y   if x =3 and y =2

26

200

2x + 3  if x = 2

7

89908

5x   if x = 6

30

Distribute

30

3(3x + 8)

9x + 24

40

1(x-9)

x-9

50

4(4x - 2)

16x-8

200

3(x+2)

3x + 6

89908

10(x - 3)

10x -30

Combine Like Terms

30

Combine like terms

2x²  + 3x  - x²

x² + 3x

40

Give a like term for 4f

varies

50

Combine like terms

5(x + 3) - 10

5x + 5

200

Combine like terms

4x + 10 x

14x

89908

Are 5y and y like terms?

YES