algebra

The number in front of a variable is called a ___________

Simplify.

• 4y²/3

• 4xy²

• 4y²/3x⁴

• 4y²/3x

Simplify.

• 3

• 3²

• 27

• 1/3³

Convert the phrase into mathematical expression:

"the difference between 23 and twice a number"

• 2x - 23

• (23 - 2)x

• 23 + 2x

• 23 - 2x

Simplify.

• 4/c²d²

• -4/c²d⁶

• 4c²d⁶

• 1/4c²d⁶

• 0

• 2

• 4

• -5