Chapter 2 Test Review

Translating

100

The product of six and a number n is three less than the sum of four and n. 

6n = (4 + n) -3 

200

x + 3 = 2 (6 + x) 

x plus 3 equals 2 times the sum of 6 and x

300

m decreased by 12 is equal to negative 3

What does m equal?

m= 9 

400

the product of -2.75 and p is the same as -19.25

What does p equal?

p = 7 

500

18 minus -f equal 91

What does f equal?

f= 73

Solve the equation

100

(3/5)x - 4 = 11

x= 75

200

68 = 5 + 10y

y= 6.3

300

|3x - 2y| + 5

If x= -3 and y= 2

18

400

|2n + 7| = 13

n= {-10, 3}

500

23 - |3 - 4x| if x= 2

18

Solve the

100

5 (x-7) + x = 6 (x-4)

No Solution 

200

4(x+1)=6(x-1)+5

x= 2.5

300

2x + 3y = 6

Solve for y. 

y= -(2/3) + 2 

400

|3x - 6|=12

x= {-2, 6}

500

4(6-x)+4=2(3x+1)-6

x= 3.2

Extras

100

What ratio does NOT form a proportion with 8/36

a. 2/9

b. 7/30

c. 6/27

d. 80/360

7/30

200

Find the percent of change. Shoes that used to cost $110 are now $132. 

20% increase

300

Find the discounted price of a $90 calculator that is on sale for 25% off. 

$67.50

400

You go out to dinner at Olive Garden and the never ending pasta bowl gets you and your family a $62.75 total bill. What would be the amount of a 15% tip?

$9.41

500

An ice cream shop sold 54 sundaes and made $243.  If the shop sells 90 sundaes, how much money would be made?

$405