solve equations

Front

Solve: n - (-2) = -14

Back

n = -16

Front

Solve: 9 + 3x = 10

Back

x = 1/3

Front

Solve: -3x + 5 = -16

Back

x = 7

Front

Solve for x: 2x + 3(5x - 7) = 47

Back

x = 4

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions.

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 a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value in an equation.

Front

What is the first step in solving the equation x + 5 = 12?

Back

Subtract 5 from both sides to isolate x.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.

Front

How do you isolate a variable in an equation?

Back

You perform inverse operations to move other terms to the opposite side of the equation.