Solving 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 r - 11 = 5?

Back

Add 11 to both sides of the equation to isolate r.

Front

Solve: r - 11 = 5

Back

r = 16

Front

What is the first step in solving the equation x + 12 = 20?

Back

Subtract 12 from both sides of the equation to isolate x.

Front

Solve: x + 12 = 20

Back

x = 8

Front

Back

It represents that y divided by 7 equals 11.

Front

Back

Multiply both sides by 7 to isolate y.

Front

Back

y = 77

Front

What is the first step in solving the equation 13 = t + 7?

Back

Subtract 7 from both sides of the equation to isolate t.