Solving Equations and Proportions Review

Multi-Step Equations

100

Solving Equations

4x + 3 = 7

What is: 

x = 1

200

Solving Equations

4(6 + 5x) = 124

What is: 

x = 5

300

Solving Equations

-108 = -8(x + 6) - 4

What is: 

x = 7

400

Solving Equations.

254 = -2v - 6(2 +6v)

What is:

v = -7

500

Solving Equations

-93 = 7(-3k - 8) + 5

What is:

k = 2

Multi-Step Equations w/ Variables on Both Sides

100

Solving Equations

6(6n - 2) = 8n - 40

What is:

n = -1

200

Solving Equations

-4(-8p + 1) = -4 - 8p

What is:

p = 0

300

Solving Equations

6a - 7(2a + 4) = -33 - 8a

What is:

False statement, no solution

400

Solving Equations

-5(8n - 4) - n = - 16 - 5n

What is:

n = 1

500

Solving Equations

-15 - 5x = 5(-x - 3)

What is:

True statement, infinite solutions

Random Facts

100

most populous state in the US

What is:

California

200

highest grossing fast-food pizza chain in the US

What is Domino's?

300

The best-selling soda in the US 

What is:

Coca-Cola (Coke)

400

the warmest state in the US

What is:

Florida

500

Average annual snowfall in Minneapolis-Saint Paul area

What is:

About 54 inches per year

Solve for a variable

100

Solve for r.

S = c(h + r)

What is:

r = (s-ch)/c

200

Solve for x.

x + 10y = -8

What is:

x = -10y - 8

300

Solve for m:

y= mx + b

What is:(y-b)/x

400

Solve for R

I = PRT

What is:

R = I/PT

500

Solve for w.

P= 2L + 2W

What is:

W = (P-2L)/2

Proportions

100

Solving Proportions

2/x=8/9

What is: x=2.25

200

 Solving Proportions

(x+1)/5=3/5

What is:

x=2

300

Solving Proportions

(x-3)/7=(x+1)/8

What is:

x =31

400

Solving Proportions

(5x+10)/x = 10/11

What is:

x= -2.444...

500

Solving Proportions

(x - 2)/2=(x + 1)/3

What is:

x = 8