Two Step Equations

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform inverse operations in the reverse order of operations used in the equation.

Front

What is the first step to solve the equation x/4 + 2 = 42?

Back

Subtract 2 from both sides of the equation.

Front

What is the solution to the equation 3c + 5 = 23?

Back

c = 6, found by first subtracting 5 from both sides and then dividing by 3.

Front

How do you solve the equation 2t - 7 = 3?

Back

Add 7 to both sides to get 2t = 10, then divide by 2 to find t = 5.

Front

What is the solution to the equation 2x + 10 = 16?

Back

x = 3, found by subtracting 10 from both sides and then dividing by 2.

Front

How do you solve the equation 4x + 7 = 23?

Back

Subtract 7 from both sides to get 4x = 16, then divide by 4 to find x = 4.

Front

What is the importance of checking your solution in a two-step equation?

Back

Checking your solution ensures that the value satisfies the original equation, confirming its correctness.

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.