Question

1. -x=10y

2. y+8=-x

3. -4+7x+4=3y​

Answer 1

1 y=-1/10x

2 y=-x-8

3 y= 7/3x or 2 1/3x

Explanation:

1 -x=10y

divide -x and 10 by 10

2 y+8=-x

subtract 8

3 -4+7x+4=3y

divide everything by 3