One-Step Equations

Front

What is a one-step equation?

Back

A one-step equation is an algebraic equation that can be solved in a single operation, such as addition, subtraction, multiplication, or division.

Front

How do you solve the equation x + 5 = 12?

Back

Subtract 5 from both sides to get x = 7.

Front

What is the first step to solve the equation 3x = 12?

Back

Divide both sides by 3 to isolate x, resulting in x = 4.

Front

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

Back

Isolating the variable means rearranging the equation so that the variable is on one side and all other terms are on the opposite side.

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 the solution to the equation -x + 5 = -1?

Back

The solution is x = 6.

Front

What equation represents the situation: 'A number decreased by 3 equals 7'?

Back

The equation is x - 3 = 7.

Front

How do you solve the equation x + 12 = 20?

Back

Subtract 12 from both sides to find x = 8.

Front

What is the solution to the equation k - 4 = 172?

Back

Add 4 to both sides to find k = 176.

Front

What is the purpose of using variables in equations?

Back

Variables represent unknown values that we can solve for using algebraic methods.