One Variable Expressions and Equations

2x + 1 = 5

• x = 1

• x = 2

• x = 3

• x = 4

3x - 4 = 5

• x = 3

• x = 9

• x = 5/3

• x = 4

-4 = x + 3

• x = 7

• x = -7

• x = 1

• x = -1

-2 = 3x + 1

• x = 1

• x = -1

• x = 0

• x = 2

3x + 1 = -2

• x = 0

• x = -1

• x = 1

• x = -3

x + 5 = 6x

• x = 0

• x = 1

• x = -1

• x = 2

4x - 1 = 7

• x = 3/2

• x = 3

• x = 2

• x = 8

-x + 3 = 9

• x = 6

• x = -6

• x = 12

• x = 12

-3 = 9 + 2x

• x = 6

• x = -6

• x = -3

• x = 3

Solve this equation

a - 2.1 = 5.8

• a = 7.9

• a = 3.7

• a = 5.8

• None of these match my answer