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The objective when solving an equation is to....

• isolate the variable.

• check the solution.

• guess and check.

What does "inverse" mean?

• Same as

• Opposite

The main goal of solving equations is to get the _________ by itself.

• Coefficient
• Variable
• Constant
• Term

To check your solution. You do what first?

• Isolate the variable

• Opposite

• Substitute the variable with the answer

• Use the "Golden Rule"

An equation is ....

• A mathematical sentence that compares the values of two expressions using an inequality symbol
• A variable that provides the input values of a function
• A mathematical sentence that uses an equal sign

a coefficient is

• a number that stands alone (no letter next to it)

• the letter used to represent an unknown number

• the number next to a letter

a constant is

• a number that stands alone (no letter next to it)

• the letter used to represent an unknown number

• the number next to a letter

A variable is . . .

• an infinite number

• a number represented by a letter

• a number multiplied by another number

• the number next to a letter

True or False:

An algebraic expression does not have an equal sign. 

• True

• False

Which of the following expressions shows 7 subtracted from the sum of a number and 3?

• 7 - 3n

• 7n + 3

• n - 7 + 3

• (n + 3) -7