4.5(8 - x) + 36 = 102 - 2.5(3x + 24)
36 - 4.5x + 36 = 102 - 7.5x - 60
72 - 4.5x = 42 - 7.5x
-4.5x + 7.5x = 42 - 72
3x = - 30
x = -30/3
x = -10 <===
Hope this helps!
Answer:
Its a 25% increase
Step-by-step explanation:
x
x^5
---------
x^4
When we divide exponents with the same base, we can subtract the exponents
x^(5-4)
x^1
$6.80