Expressions, Equations, and Inequalities

Which expression is equivalent to 6(3y - 2y + 7)?

• 18y + 7

• 21y - 14y + 7

• 18y + 42

• 6y + 42

(6x + 3y + 4) – (x + y – 5)

• 5x + 2y + 9

• 7x + 2y + 9

• 7x + 4y + 9

• 5x + 2y -1

Factor:  
4x + 30y

• 2(x + 15y)

• 4(x + 15y)

• 2(2x + 15y)

• can't be factored

Factor 12x - 20

• 6(2x - 3)

• 4(3x - 5)

• 4x(3x - 5)

• 3(4x + 6)

-3x + 5 = -13

• x = -5

• x = 2

• x = -6

• x = 6

0 = 8z + 8 

• -1

• 1

• 0

• 8

3 + (¹∕₄)a = 31

• a= 28

• a= 112

• a= 7

• a= 67

WRITE AN EQUATION

331 students went on a field trip. Six buses were filled and 7 students traveled in cars. How many students were in each bus?

• 7x+6=331

• 13x=331

• 6x+7=331

• 331-7=6x

WRITE AN EQUATION Aliyah had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?

• 24-10=7x

• 7x- 24=10

• 7x+ 10=24

• 10+x=14

10 < 3x + 19

• x < 3

• x > 3

• x < -3

• x > -3