Respuesta :

Answer:

1. x=7/3

2.y=9/-8

3.x=-2/3

4. x=9

Step-by-step explanation:

1. divide by -3 on both sides

-3x=-7

x=7/3

2. -16y=18

divide by -16 on both sides

y=18/-16

simplify by 2

y=9/-8

3. 9x=-6

divide by 9 on both sides

x=-6/9

simplify by 3

x=-2/3

4. 4x=36

divide by 4 on both sides

x=9

Hope this helps!