To be able to get the negative number you have to divide x by a negative number to get your result. Seeing the solution is a negative number but your left side of the equation is a positive number tells us we have to divide by a negative number on the left side and right to give us the solution... (I think)
Answer:
x= 4.5
Step-by-step explanation:
90-36=54
54 divided 12 = 4.5
[2(8*40)]/2000
[2(320)]/2000
640/2000
.32 or 32% of the Revenue