Grade 6 Math/Algebraic Expressions

In the expression 3x + 2y, the variable(s) are

• x only

• y only

• both x and y

• There are none!

If w = 3, then w - 4 would equal

• 7

• 1

• -7

• -1

Combine the following like terms; 3x + 2y + 3x

• You can't combine any of these.

• 6x + 3y

• 8xy

• 9x + 2y

Use the distributive property to answer this; 3(9x - 3)

• 27x + 9

• 27x + 6

• 27x - 6

• 27x - 9

If a = -2 and b = -5, what is the answer to ab?

• -10

• 10

• 7

• -7

If s = 7, what is s² ?

• 49

• -49

• 14

• -14

in the expression 2x³ + 5x + 8, what is the exponent?

• 2

• 3

• 5

• 8

Complete the following; -4(-4x - 8)

• -16x + 32

• -16x - 32

• 16x + 32

• 8x - 12

In the expression 3x² - 4x - 5, what is the constant?

• 3

• -4

• 5

• -5

In the expression 12x² + 6x + 4, what are the coefficients?

• 12 and 6

• 2 and 4

• 6 and 4

• Say what?