Lesson 1.1 and Expressions Practice Quiz

Answer the question.

• Add 12

• Subtract 12

• Multiply by 12

• Divide by 12

Solve: Record the number only.

Mathematical Equivalence

ON

Answer the question located in the image.

Answer explanation

It is a division equation so you should multiply both sides by 1.5.

Record the number only.

Mathematical Equivalence

ON

Answer the question.

Answer explanation

It is a multiplication equation so use division to solve. Divide both sides by .4

Solve: Record the number only.

Mathematical Equivalence

ON

Answer the question.

Answer explanation

To isolate the variable you want to add 4 to both sides. Negative 4 PLUS 4 is zero.

You could also subtract a negative 4.

Solve. Record the number only.

Mathematical Equivalence

ON

Answer the question.

Answer explanation

It's a multiplication equation. So you can divide by "two-thirds".

You can also multiply by the reciprocal "three-halves"

Answer the question.

Answer explanation

You want to isolate the variable term FIRST. To do this, add 15 to both sides.