Pre-Alg Semester 1 Review

Evaluate

100

(-6/2)((-2)(-1)) 

-6

200

3((16--4)/4)

15

300

(-5+2)(-4/-4)

-3

400

(2+3)/(-6--1)

-1

500

(-5/7)-(-7/5)

24/35

Evaluate using given values

100

(3+pm)/5; use m=4 and p=-2

-1

200

y²+3z; use y=5 and z=-1

22

300

-5+z²+y=; use y=-3 and z=4

8

400

(q/3)+p+4; use p=-5 and q=-3

-2

500

5x-2y: x=-3 and y=4

-23

Evaluate Fractions

100

(-2)+(-3 5/8)

45/8

200

7-(3 4/5)

16/5

300

(2)(-6/5)

-12/5

400

(1/4)(1/10)

1/40

500

(-7/5)/(5/3)

-21/25

Simplify each expression

100

7-7n+n-2

-6n+5

200

-8+x-4+9x

10x-12

300

5(7a-9)

35a-45

400

2x-10(x+6)

-8x-60

500

-9(k+3)

-9k-27

Solve

100

29=17+v

v=12

200

-8+2n-6n=20

n=-7

300

12-5n=7-4n

n=5

400

5(3+4m)+4=6+7m

m=-1

500

(9/4)=(n/8)

n=18