Equations and Inequalities review

One-Step Equations

100

Solving Equations

Solve for x.

2.5x = 8

What is:

x = 3.2

200

Solve the equation 

X + 3/4 = 3/5

What is:

X = -3/20

300

solve the equation

z/-30 = 70

z = -2,100

400

solve the equation

-1/4x = 14

What is:

x = -56

500

Solve the Equation:

f - 9 = -58

What is:

f = -49

Two-Step Equations

100

Solving Equations

Solve for x. 

4x + 3 = 7

What is: 

x = 1

200

Solving Equations

Solve for x.

2x - 5 = - 11

What is: 

x = -3

300

Solving Equations

Solve for x. 

x/-9 + 1 = -7

What is: 

x = 72

400

Solve for v. 

v/3 + 14 = 30

v = 48

500

Solve: 

-147 = 53 - 8x

What is x = 25

Solving Inequalities

100

Solving Inequalities

Solve for c. 

c - 11 > 22

What is: 

c > 33

200

 Solve the inequality

-2x <- 4

X > 2

300

Solve 

-5s <= -55

s >= 11

400

Solve 

12 >= x+5

7 >= x

500

Solve: 

7x<-56

What is: 

 x<-8

Rational Number Equations

100

Solve: 

51.9=2x - 5.8

What is 

x=28.85

200

Solve the equation: 

1/3x + 5/3 = 2/3

What is 

x=-3

300

Solve: 

3/8 = 1/8 + x/8

What is 

x = 2

400

Solve: 

-4.6 = 1.4+0.3x

What is 

x=-20

500

Solve: 

x/0.2 - 12 = -6.5

What is 

x=1.1

True or False?

100

You must flip the inequality sign any time there is a negative in your steps to solve. 

FALSE! Only when you multiply or divide by a negative in the steps to solve. 

200

Inequalities only have one solution, just like equations.

False. Inequalities have infinitely many solutions.

300

Given c + 4 > -14

We use the inverse operation of subtraction to solve the inequality.

TRUE 

400

Is the following true or false? 

-1/2x+12=-9

x = 42

If False what is the correct answer?

TRUE

500

Is the following true or false? 

 -2x+30 = -10 

    x = -40

If false, what is the correct answer?

FALSE 

x = 20