Expressions & Equations

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

12(4x + 5) + 10x

• 58x + 20
• 58x + 60
• 38x + 20
• 10x + 20

7(2.8k + 2.2) - 4

• 2.8k + 11.4

• 19.6k - 1.6

• 19.6k + 11.4

Simplify the expression: 0.2(4b + 0.7) + 3.2(2 + 0.5b)

.8b + 1.6b + .14 + 6.4

• 7.2b + 1.74

• 2.4b + 6.54

• .24b + 0.78

• b + 20

Combine Like Terms:

2.3c + 0.45 + 12.42c - 0.027

• 14.72c + 0.072

• 12.65c -0.022

• 12.65c + 0.432

• 14.72c + 0.423

• 4y+20

• y+20

• y+y+y+y+20

• (y+5) +(y+5) +(y+5)+(y+5)

Solve using distributive property:

9(3z+5)

• 93z+95

• 27z+5

• 27z+45

• 72z

What is 5(2+3x)

(don't leave any spaces in your answer)

Simplify the expression:

y+4+3(y+2)

Don't put any spaces.

Select all of the following that are equivalent.

• 2(x+4)

• 8+2x

• 2x+4

• 3(x+4)-(4+x)

• x+4)