15/x=75/100
15/x=3/4
times 4x both sides
4*15=3x
60=3x
divide both sides by 3
20=x
Answer:
-1/5
Step-by-step explanation:
<h2><u>
PLEASE MARK BRAINLIEST!</u></h2>
Answer:
Let's solve!
Step-by-step explanation:
2x + 6x - 9 = 0
\____/
8x - 9 = 0
+ 9 + 9
<u>8x </u> = <u>9</u>
8 8
x = 9/8 --or-- 
x = 1.125
I hope this helps!