Solve Equations

Front

Solve for n: 8n = 16

Back

n = 2

Front

Solve for d: -7(6 + d) = 49

Back

d = -13

Front

Solve for n: n + 2 = -14 - n

Back

n = -8

Front

Solve for w: 4w + 32 = 0

Back

w = -8

Front

Solve for r: 2r - 5 = 15

Back

r = 10

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 the principle of balancing equations?

Back

The principle of balancing equations states that whatever you do to one side of the equation, you must do to the other side.

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 solution of an equation?

Back

The solution of an equation is the value of the variable that makes the equation true.