Algebra Unit 2 - Study Guide

Is there a mistake on the equation solved? If so where was the mistake made?

• This equation is solved correctly.

• The mistake was made on the distributive property step on the right side.

• The mistake was made on combining like terms on the left side.

• The mistake was made on moving the variable to the left side.

• The mistake was made on moving the constant to the right side.

Tags

CCSS.HSA.REI.A.1

Translate this sentence

eight less than three times a number is twenty two

• 3n - 8 = 22

• 8 - 3n = 22

• 3n + 8 = 22

• 8 + 3n = 22

Translate the following:

Three times the difference of a number and nine is seventy-two.

**Use n as your variable and no spaces.*

(a)  

Seven more than twice a number n is 1.

(Don't put any spaces in your answer and use n as the variable .)

(a)  

 $\frac{3n\ -2}{5}=\frac{7}{10}$  

•  $\frac{55}{30}$  

•  $\frac{11}{6}$  

•  $\frac{1}{2}$  

•  $5$  

Tags

CCSS.7.EE.B.4A

 $\frac{2\left(3n-4\right)}{7}=10-n$  

• 6

• -78

•  $\frac{78}{13}$  

•  $\frac{62}{13}$  

Tags

CCSS.8.EE.C.7B

 $\frac{2a+1}{9}=\frac{12-7a}{6}$  

•  $\frac{34}{25}$  

•  $\frac{136}{100}$  

• -57

• 27

Tags

CCSS.8.EE.C.7B

What three consecutive integers have a sum of 81?

(To answer, write only the numbers separated by a "comma")

(a)  

Tags

CCSS.8.EE.C.7B

Three consecutive odd integers have a sum of 369. What is the smallest integer?

• 119

• 121

• 123

• 125

Tags

CCSS.8.EE.C.7B

What is step 4

• Substitution property

• Addition property of equality

• Subtraction property of equality

• Simplify

Tags

CCSS.HSA.REI.A.1