Answer:
No solutions
Step-by-step explanation:
18-30w=20-10w-20w
18-30w=20-30w
18-20=30w-30w
-2 does not equal to 0
.5x= y
...............
4-4=0
anything x 0=0
your answer is 4
Hope this helps!
There are 9 0's in the product