Mathematical Equations and Inequalities

Solve the equation: -2(x+3)+7x = 9

• x = 1

• x = 2

• x = 3

• x = 4

Tags

CCSS.8.EE.C.7B

Solve the equation: 4x - 10 + 5x = 6x - 3(4x+2)

• x = 1

• x = 2

• x = -2

Solve the inequality: 6x + 8 - 10x < 12

• x > -2

• x < -2

• x > 2

• x < 2

What is the value of d in the equation C = ax + d?

• d = C - ax

• d = C + ax

• d = ax - C

• d = C / ax

What is the value of a in the equation C = ax + d?

• a = Cx + d

• a = C - dx

Tags

CCSS.HSA.CED.A.4

• x = 2y + ad

• x = y + ad

• x = 2y - ad

• x = y - ad