Algebra Warm-Up

Which equation matches the model?

• x4=16

• 4x=16

• x + 4 = 16

If the scale is balanced, which number sentence below does the model best represent?

• w = 16

• 5 + w = 16

• w + 5 = 16

• 5w = 16

In the following equation, which is the variable?

8 - r = 11

• 8

• r

• 11

In the following equation, which represents the coefficient?

11u = 99

• 11u

• u

• 11

• 99

Which of the following are classified as expressions? (3 total answers!!)

• 8 - 5t

• 4 + 9e = 11

• k + 11

• 4a x 3

• x - 3 = 100