unit 1 quiz 3

Combining Like terms

100

Simplify this expression

2x+2y+14-4x

-2x+2y+14

200

Simplify this expression

7a²-3a+4a²+14b

11a²-3a+14b

300

Simplify this expression

2ab²-4ac+3ab²-14ab²+12-4+3ac

-9ab²+8-1ac

400

Simplify the expression

a²+50a²-12ab²+9cb³+50cb³

51a²-12cb³+59cb³

500

Simplify the expression

5p²+3p−7+2p²−p+4−6p²

p²+2p-3

Distributive property

100

3(2x+4)−5(x−2)

x+22

200

4(a+3b)−2(3a−b)+5

-2a+14b+5

300

−2(3x−4)+3(2x+1)

11

400

5(2m−3)+3(m+2)−4(m−1)

9m-5

500

2(3x+5)−4(2x−1)+7

-2x+21

Translations

100

Seven more than twice a number

2x+7

200

The product of a number and three, decreased by four.

3x-4

300

four times a number divided by 9 is 3

4n/9=3

400

12 decreased by the quotient of a number and 12 is 52

12-x/12=52

500

a number is at most 62

x is less than or equal to 62

parts of an expression

100

how many terms are in this expression

2x+14-3b+14x-90

5

200

what are the coefficients to these variable terms

12x-14y+z-50

12, -14, 1

300

What is a constant term?

A term without a variable

400

In the expression 4x²−3x+7  identify the terms, coefficients, and constant

terms= 4x², -3x, 7

coefficients= 4, -3

constants= 7

500

Why did the distributive property get promoted?

Because it always produces results, no matter how many variables were involved. 

review

100

Which property tells us this is true

3(x+7)=3x+21

distributive property

200

what sets of the real number system does this number belong to

-7

rational, integers, and real numbers. 

300

(2²+14)-12

6

400

Evaluate the expression

3x+12-14+2x

if x=2

8

500

which property is this?

(2+12)+5=(5+2)+12

Associative property