Introduction to Equations

What is the inverse operation of division?

• Division

• Multiplication

• Addition

• Subtraction

What what is the inverse operation of subtraction?

• addition

• subtraction

• multiplication

• division

Which equation has x = 5 as the solution?

• x + 15 = 10

• 2x = 5

• 2x = 10

Which of the following is an algebraic equation?

• -5X

• $\frac{X}{2}\ +1=3$

• -15

• $\frac{\ \ X}{-3}\ +2$

Product means...

• subtract

• multiply

• add

• divide

Quotient means...

• add

• subract

• multiply

• divide

Sum means to ...

• add

• subtract

• multiply

• divide

Difference means to ...

• add

• subtract

• multiply

• divide

Which is the solution to x + 125 = 375.

• x = 3

• x = 250

• x = 500

• x = 475

Which is the solution to

255 = 17h

• h = 15

• h = 4,335

• h = 238

• h = 12