Solving Basic Equations

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing 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 -3w = 30?

Back

The first step is to isolate the variable by dividing both sides of the equation by -3.

Front

Solve: 7r = 56

Back

r = 8

Front

What is the solution of a - 5 = 9?

Back

a = 14

Front

Which operation would you use to isolate x in the equation 2x = 10?

Back

You would divide both sides of the equation by 2.

Front

What is the solution of -10x = 90?

Back

x = -9

Front

If x + 15 = 10, what is the value of x?

Back

x = -5

Front

What does it mean if an equation has no solution?

Back

It means there is no value for the variable that can satisfy the equation.

Front

What is the solution of the equation 2x = 5?

Back

x = 2.5