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 to solve for b in the equation 2b = -16?

Back

Divide 2 to both sides.

Front

What is the solution for y in the equation 8y = 48?

Back

y = 6.

Front

Which equation has w = 8 as the solution? 1) 8w = 64 2) 16w = 240 3) 16 - w = 9 4) 4 + w = 10

Back

8w = 64.

Front

What is the best first step to solve the equation 3x = -9?

Back

Divide both sides by 3.

Front

What is the solution for x in the equation x + 5 = 15?

Back

x = 10.

Front

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

Back

To isolate 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 for x in the equation 2x + 4 = 12?

Back

x = 4.

Front

What is the first step to solve the equation 5x - 10 = 0?

Back

Add 10 to both sides.