Solve 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 x + 2/3 = 8/9?

Back

Subtract 2/3 from both sides to isolate x.

Front

What is the solution to the equation z - 33 = 234?

Back

z = 267.

Front

How do you isolate a variable in an equation?

Back

You perform inverse operations to both sides of the equation to get the variable by itself.

Front

What is the solution to the equation x - 82.1 = 3.65?

Back

x = 85.75.

Front

What is the multiplication property of equality?

Back

If you multiply both sides of an equation by the same non-zero number, the two sides remain equal.

Front

What is the solution to the equation 4x = 72?

Back

x = 18.

Front

What is the addition property of equality?

Back

If you add the same number to both sides of an equation, the two sides remain equal.

Front

What is the solution to the equation y + 65 = 182?

Back

y = 117.