Module 10.3 Generating Equivalent Expressions

Translating

100

Twice the cost of a ticket

What is 2t?

200

4 years younger than Sam

What is s-4?

300

9 less than a number

What is n-9

400

9 more than twice a number

What is 2x+9?

500

Twice the sum of a number and 2

What is 2(x+2)

Distribute it!

100

2(x+3)

What is 2x+6?

200

6(k+2m)

What is

6k+12m?

300

4(8q-2)

What is 32q-8?

400

2(9k+x)

What is 18k+2x?

500

5(10m+4n−2)

What is 50m+20n-10

Math Properties

100

a+b=b+a

What is the Commutative Property of Addition?

200

a(bc) = (ab)c

What is the Associative Property of Multiplication?

300

-3+0=-3

What is Identity Property of Addition?

400

(4+1)+2=4+(1+2)

What is the Associative Property of Addition?

500

a(b + c) = ab + ac

What is the Distributive Property?

Evaluate it!

100

3x+1 when x=2

What is 7?

200

2(x+2) when x=3

What is 10?

300

2(6z+10) when z=9

What is 128?

400

10w−9x when w=7 and x=4

What is 34?

500

3z²−5z+9 whenz=2

What is 11?

Combine Like Terms

100

2x+2x+2x

What is 6x?

200

x+3x+x

What is 5x?

300

5x+y+2x

What is 7x+y?

400

4x+2x+y+2y

What is 6x+3y?

500

4x+y+x+3y+2

What is 5x+4y+2?