Help me please

Graphing

100

y-x=4

what does y equal

y=5

200

y=2x-1

what does x =

X=1/2

300

10y+5x=10

find y

Y= 1

400

267y+2x=1

find x

x=0.5 or 1/2

500

-90x+65y=90

what does x =

x=-1

Add/subtract/multiply, divide integers

100

-11+22=

=11

200

-1/-2

x=0.5

300

8/-4=

=-2

400

110/-11=

=-10

500

-10000/10=

=-1000

Linear inequalities solve for y

100

3x+y>-10

solve for y

 y > -3x-10

200

17x+y<-2

for for y

y<-17x-2

300

12x+y≤–20

solve for y

y≤-12x-20

400

4x+y≥-16

solve for y

y≥-4x-16

500

9x+y>1

Solve for y

y>-9x+1