Answer:
x=11
Step-by-step explanation:
Explanation is in photo, hope this helps!
Step-by-step explanation:
w(2w - 30) = 5400
2w²- 30w = 5400
2w² - 30w - 5400 = 0
(w - 60 ) ( w + 45 ) = 0
w= 60 w= - 45
only take the positive value
therefore w = 60
Answer:
r=12
Step-by-step explanation:
Look, we can reverse the problem to get 23-11=r. This means that r=12.
Answer:
-2
Step-by-step explanation:
Each term is being multiplied by -2.
9(-2) → -18
-18(-2) → 36