Review Equations

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

• isolate the variable.
• check the solution.
• guess and check.
• Combine Like Terms.

Solve for x:

• x = 20
• x = 7
• x = 10
• x = 3

r divided by 8 is 9

• r/8 = 9
• 8/r = 9
• r = r/8
• 9 = 8/r

Tags

CCSS.6.EE.B.7

9 increased by m is 15

• m + 15 = 9
• 9  + m = 15
• 9 x m = 15
• 9 + 15 = m

Tags

CCSS.6.EE.B.7

n times the sum of 2 and 1 is 9

• 9 = 2n + n
• n + 2 + 1 = 9
• n(2 + 1) = 9
• n + 1 = 9

Tags

CCSS.HSA.CED.A.3

George read two books. The first book had x pages. The second book had 4 times as many pages. What would the expression be for the amount of pages in the 2nd book?

• 4
• x + 4
• x = 4
• 4x

Tags

CCSS.6.EE.B.6

The answer when you add 2 or more numbers is called the 

• sum
• difference
• product
• quotient

Tags

CCSS.6.EE.A.2B

The answer when you subtract 2 or more numbers is called the ______.

• sum
• product
• difference
• quotient

Tags

CCSS.6.NS.B.3

A symbol for a number we don't know yet. This is usually a letter.

• coefficient
• sum
• variable
• term

Tags

CCSS.6.EE.A.2B

A number, variable or product is called a ________.

• term
• coefficient
• variable
• product

Tags

CCSS.6.EE.A.2B