Two Step Equations Review

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 translate the phrase 'seven more than three times a number'?

Back

It translates to the equation 7 + 3x, where x represents the unknown number.

Front

What is the first step to solve the equation 3x + 7 = 19?

Back

Subtract 7 from both sides to isolate the term with the variable.

Front

What is the solution to the equation 4x - 3 = 17?

Back

The solution is x = 5.

Front

What operation would you use to solve the equation 234 + N = 389?

Back

You would use subtraction to isolate N.

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 and all other terms are on the opposite side.

Front

What is the purpose of using inverse operations in solving equations?

Back

Inverse operations are used to undo the operations applied to the variable, allowing you to isolate it.

Front

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

Back

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

Front

What is the general form of a two-step equation?

Back

The general form is ax + b = c, where a, b, and c are constants.

Front

What is the solution to the equation 2a + 4 = 0?

Back

The solution is a = -2.