Algebraic Expressions Intro

In the expression, 6g + 12, what is the coefficient?

• 12

• 6

• g

In the expression, 6g + 12, what is the variable?

• 12

• 6

• g

In the expression, 6g + 12, what is the constant?

• g

• 12

• 6

The sum of x and 10

• 10x

• x-10

• x + 10

The product of z and 6

• 6 + z

• 6z

• 6/z

The difference "8 less than q"

• 8 - q

• q - 8

• q + 8

• 8q

Evaluate 20 - 3x, when x = 5

• 35

• 15

• 10

• 5

Evaluate 9x, when x = 2

• 9

• 18

• 27

• 1

Simplify the following expression:

x + x + x + x + x

• x + 5

• 5x

• 5/x

Simplify the following algebraic expression:

y + y + 6

• 8y

• 6y

• 2y + 6