Equations and Inequalities review

Simplify Expressions

100

Combine like terms

15j + 5j - 7j=39

j=3

200

Combine like terms and solve 

12y + 5 - 2y + 3=18

y=1

300

Distribute, Then Combine like Terms and solve

5(x + 4) +3x=-4

x=-3

400

3(x+2) +12x -10

15x-4

500

-4x - 3y + 2 - 9x - 5 

-13x -3y -3

Solving Equations

100

Solving Equations

Solve for x.

2x +64= 8

What is: 

x = -28

200

Solving Equations

Solve for x. 

5x +5= 30

What is: 

x = 5

300

Solve for v. 

2v + 14 = -36

v = -25

400

3x+4x-28.5=35.5

Tell your answer as an improper fraction.

x=64/7 or 9 1/7 or 9.142857

500

2z + 8 = 6z - 12

z = 5

Solving Inequalities

100

What are two possible solutions for x?

2x < 4

x: 0,1, etc.

200

Write an inequality

S is at most 55

s <= 55

300

Solve the inequality

 -3x+5> 0

x<5/3

x< 1 2/3

x<1.66

400

3x+4-5-4x>24

What is: 

 x<-25

500

-13n + 5n } 56

n { -7

Graphing Inequalities

100

What does the equal sign in ≥ mean?

that the number mentioned is included

200

We use a closed circle to represent the inequalities that have which inequalities sign ?

Less than or equal to OR greater than or equal to

300

Inequalities only have one solution, just like equations.  Why is this a false statement?

Any reasonable answer 

400

Given 2c + 4 > 14

We use the inverse operation of subtraction to solve the inequality.  What does that mean that we should do first?

Subtract 4 from both sides.