Solving Simple 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 w in the equation: w + 18 = 27.

Back

w = 27 - 18 = 9.

Front

What is the value of r in the equation: r + 40 = 100?

Back

r = 100 - 40 = 60.

Front

Solve for x in the equation: x/4 = 16.

Back

Multiply both sides by 4 to get x = 64.

Front

Find x in the equation: x + 9 = 23.

Back

x = 23 - 9 = 14.

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 inverse operation of addition?

Back

Subtraction.

Front

What is the inverse operation of multiplication?

Back

Division.

Front

If you have the equation x - 5 = 10, what is the first step to solve for x?

Back

Add 5 to both sides.

Front

In the equation 3x = 12, how do you solve for x?

Back

Divide both sides by 3 to get x = 4.