Unit 3 Test Practice

Front

What is the first step to solve the equation 2x - 4 = 12?

Back

Add 4 to both sides.

Front

How do you isolate the variable in the equation 2x + 4 = 12?

Back

Subtract 4 from both sides, then divide by 2.

Front

What is the solution for n in the equation n = 126.64?

Back

n = 126.64.

Front

What does the expression @@### = ####### represent if @=x and #=1?

Back

2x + 3 = 7.

Front

What is the correct method to solve 45 + 10w = 135?

Back

Subtract 45 from both sides, then divide by 10.

Front

What is the first step in solving the equation x/2 - 4 = 12?

Back

Add 4 to both sides.

Front

What is the solution for n in the equation 4x - 2 = 12?

Back

n = 3.5.

Front

What is the equation to solve if you need to add 25 to both sides?

Back

2x + 25 = 12.

Front

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

Back

Subtract 3 from both sides.

Front

What is the solution for n in the equation n = 1.98?

Back

n = 1.98.