8th grade math presentation

100

100

-2x+8

16

200

100

Y=50x+100

Y=1/50x-2

300

100

x+24=70

x=46

200

-3x+2=10-x

x=-4

400

100

2r+10=14

R=2

200

2p=47-17

p=15

300

Z/2=13+3

Z=32

400

12m+20+170

M=12.5

500

(y=-6x+3)

y=-1/6x+1/2

500

100

4a-12=-8

A=1

200

b-3.5=6.8

B=10.3

300

t/8=4

t=32

400

n/4+15=38

n=92

500

x/3-5=-3

x=6