Solving for the Variable Algebra

Solve for the variable (x).

10 + x = 20

• x = 10

• x = 20

• x = 5

• x = 15

Solve for the variable (z):

z - 4 = 7

• z = 10

• z = 25

• z = 5

• z= 11

Solve for the variable (z).

5z = 20

• z = 4

• z = 10

• z = 5

• z= 50

Solve for the variable (x).

1/2x = 4

• x = 10

• x = 8

• x = 4

• x = 20

3(x - 2) = 18

• 6.7

• 4

• 8

• -4

• none of the above

Find the solution:
10 = 4x - 2

• x = 3

• x = 2

• x = -3

• x = -2

Solve the equation.

3x - 2 = x + 10

Mathematical Equivalence

ON

4x + 7 = 23

• x = 16

• x = 4

• x = 9

• x = 12

Solve the equation:
-5x = 25

• x = 20

• x = -20

• x = -5

• x = 5