Solve Equations

Front

What is the first step in solving the equation: 5x + 7 = 12?

Back

Subtract 7 from both sides to isolate the term with x.

Front

Solve for x: 8x - 10 = -34

Back

x = -3.

Front

Solve: n - (-2) = -14

Back

n = -16.

Front

Solve: 3(x - 2) = 18

Back

x = 8.

Front

Solve for x: 2x + 4 = 18

Back

x = 7.

Front

What does it mean to isolate a variable in an equation?

Back

To isolate a variable means to get the variable alone on one side of the equation.

Front

What is the solution to the equation: 4x = 20?

Back

x = 5.

Front

How do you check if your solution is correct?

Back

Substitute the solution back into the original equation to see if both sides are equal.

Front

What is the first step in solving the equation: x/3 + 5 = 10?

Back

Subtract 5 from both sides.

Front

Solve for x: 5(x - 1) = 15

Back

x = 4.