Question

Check my answers for medals???

1. 5/9x=-10
5/9x/5/9=-10/5/9
=-0.22

2. 8-2x=-7
-8 -8
2x=-15
/2 /2
x=7.5

3. 3y-5y+10=36
-2y+10=36
-2y=26
y=-13

4. 2(x-4)+7=3
2x-8+7=3
2x-15=3
2x=-12
x=-6

5. 12x=4(x+5)
12x=4x+20
-8=4x
-2=x

6. 5p-1=3p+20
2p-1=20
2p=21
p=10.5

7. 3(x-2)=x+10
3x-6=x+10
2x-6=10
2x=16
x=8

8. 6x-8/7=-1
6x-8=7
6x=15
x=2.5

9. 12x-2(y-1)=10
12x-2y-2=10
12x=8+2y
y=0.66