solving equations

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is the first step in solving the equation 2x + 3 = 11?

Back

Subtract 3 from both sides.

Front

What is the solution of the equation 5y = 25?

Back

5

Front

What is the first step in solving the equation 4x - 8 = 0?

Back

Add 8 to both sides.

Front

What is the solution of the equation x/4 = 3?

Back

12

Front

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

Back

Isolating a variable means 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 solution of the equation 7 + z = 15?

Back

8

Front

What is the first step in solving the equation 6x = 42?

Back

Divide both sides by 6.

Front

What is the solution of the equation 10 - 2k = 4?

Back

3