Knowledge on Expressions

Use the distributive property to write an equivalent expression.
3(x + 4)

• 3x + 4
• 3x + 7
• 3x + 12
• x + 7

Simplify by combining like terms:

5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Combine like terms
7n + 8p + n + p

• 8n + 9p
• 9p + 8n
• 7n + n + 8p +p
• 7nn + 8pp

Combine like terms

6a - a + 5b -2b

• 6a + 3b

• 5a + 3b

• 3b - 5a

• 6 + 3b

Use the distributive property to write an equivalent expression.
-8(z - 5)

• -8z - 40
• -8z + 40
• -8z - 13
• -8z - 13

2(4 + 9w) 

• 8+9w
• 2+9
• 8+18w
• 2+9w

-4(-4d + 5)

• -16d+20

• 16+20

• 16d - 20

• 16s-20

- (3v - 8)

• -3v-8

• 3v-8

• -3v+8

• 6v+8

Distribute
-15( 2x - 2)

• -15 + 2x + 2
• -30x + 30
• -30x - 30
• -15x + 2

-8(6x + 3)

• 48X + 3

• -48X - 3

• 14x + 3

• -48x - 24