Solve single step equations

Front

What is a single-step equation?

Back

A single-step equation is an equation that can be solved in one step by performing a single operation (addition, subtraction, multiplication, or division) to isolate the variable.

Front

How do you solve the equation 17 = x + 3?

Back

Subtract 3 from both sides: x = 17 - 3, so x = 14.

Front

What operation would you use to solve r - 18 = 27?

Back

Add 18 to both sides: r = 27 + 18, so r = 45.

Front

What is the first step to solve the equation 234 + N = 389?

Back

Subtract 234 from both sides: N = 389 - 234.

Front

How do you solve the equation -2 - (-x) = -8?

Back

Simplify to get x = -6.

Front

Back

Front

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

Back

Isolating a variable means to manipulate the equation so that the variable is on one side by itself, making it easier to solve.

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Front

What is the inverse operation of multiplication?

Back

The inverse operation of multiplication is division.

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.