Solving for X

Front

What is the first step in getting 'x' by itself in the equation 3x - 7 = 28?

Back

Add 7 to both sides of the equation.

Front

Solve for x: -7 + 2x = -23

Back

x = -8

Front

Solve for x: x - 14 = 3

Back

x = 17

Front

Solve for x: -4x + 1 = 21

Back

x = -5

Front

Solve for z: 3z = 27

Back

z = 9

Front

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

Back

To manipulate the equation so that the variable is on one side and all other terms are on the other side.

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 = 12, what is the value of x?

Back

x = 7.

Front

In the equation 2x - 4 = 10, what is the first step to solve for x?

Back

Add 4 to both sides.