Algebra Equations with Variables on Both Sides

Solve 42 - 9t = 5t

• -21/2

• 3

• -3

Solve 7y + 6 = 7y - 10

• Identity

• No Solution

• 2/7

Tags

CCSS.8.EE.C.7A

10x + 9 = 4x - 9

• 0

• 3

• -3

• -18

12x - 15 = 3(2x+3)

• x = 4

• x = -4

• x = 2

• x = -2

Tags

CCSS.8.EE.C.7B

Solve:
5y + 34 = -2(-7y+1)

• y = -4

• y = 9

• y = 4

• y = 36/19

Solve the equation:
7x - 4 = 3 + 8x

• x = 7

• x = -7

• x = 2/7

• x = 11

The goal of solving a one, two, or multi-step equations is to:

• Find the constant

• Find the coefficient

• Find the value of the variable

• Be confused

Tags

CCSS.7.EE.B.4A

Solve the equation and state whether there is one solution, No Solution, or Infinite Solutions.

-5x + 13 = -5(x + 2.3)

• No Solution

• Infinite solutions

• 1 solution (x = -2.3)

Tags

CCSS.8.EE.C.7A

9+2a=-3-4a

• a = -2

• a = 2

• a = 5

• a = -1

2+14a=-8+9a

• a = 2

• a = -2

• a = ⁶⁄₅

• a = 1