Solutions to Equations Practice - A

Front

What is the solution to the equation 3x - 7 = -16?

Back

x = -3

Front

How do you solve the equation -2 = 13 - 3n for n?

Back

n = 5

Front

What is the solution to the equation 12 + (x/4) - 8 = 7?

Back

x = 12

Front

Which equation has x = 5 as the solution?

Back

2x = 10

Front

What is the solution to the equation 0 = 3x - 27?

Back

x = 9

Front

What is the first step in solving a linear equation?

Back

Isolate the variable on one side of the equation.

Front

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

Back

To manipulate the equation so that the variable is alone on one side.

Front

What is the principle of equality in solving equations?

Back

If you add, subtract, multiply, or divide both sides of an equation by the same number, the two sides remain equal.

Front

How do you check if your solution to an equation is correct?

Back

Substitute the solution back into the original equation to see if both sides are equal.

Front

What is a linear equation?

Back

An equation that can be written in the form ax + b = c, where a, b, and c are constants.