Answer:
x = 19
Step-by-step explanation:
Assuming all angle measures are in degrees, the sum of them is 180:
(3x +16) +(4x -15) +(2x +8) = 180
9x +9 = 180 . . . . collect terms
x + 1 = 20 . . . . . . divide by 9
x = 19 . . . . . . . . . .subtract 1
The value of x is 19.
17 Answer: 205
<u>Step-by-step explanation:</u>
18 Answer: 1968
<u>Step-by-step explanation:</u>
19 Answer: -116
<u>Step-by-step explanation:</u>
Answer: 2,680 bulbs were used in all.
I added all of them up so 1240 + 1350 + 90 which equals 2,680.
If you have any questions let me know, have a great day!
2×5^{2} if you don't understand its 2 times 5 to the second power.
Answer:
Step-by-step explanation:
= 2k - x
Given that k = 9, x = 5
= 2(9) - 5
= 18 - 5
= 13
Hope his helped!
<h3>~AH1807</h3>