Angle F is equal to angle G so 5x + 18 = 7x-12 so you would solve for x which would equal 15
Answer:

Step-by-step explanation:

Apply formula:
and

We get:







Hence final answer is

Answer:
54+61
Step-by-step explanation:
54 + 61 = 115
61 - 54 = 7
<span>-16 - w, when w = -23
-16 - (-43) = 27</span>