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!
