1 and 2 step Flashcard

Front

What is the solution to the equation x - 23 = 8?

Back

x = 31

Front

What is the solution to the equation n + 2 = 9?

Back

n = 7

Front

What is the solution to the equation 7 + 2n = -5?

Back

n = -6

Front

What is the solution to the equation 2x + 5 = 11?

Back

x = 3

Front

What is the solution to the equation 2x + 3 = 7?

Back

x = 2

Front

What is a one-step equation?

Back

An equation that can be solved in one operation, such as addition or subtraction.

Front

What is a two-step equation?

Back

An equation that requires two operations to solve, such as addition/subtraction followed by multiplication/division.

Front

What does it mean to isolate a variable?

Back

To manipulate an equation so that the variable is on one side and all other terms are on the other side.

Front

What is the first step in solving the equation x + 5 = 12?

Back

Subtract 5 from both sides to isolate x.

Front

What is the principle of equality in equations?

Back

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