2x+2=-52
2x=-54
x=-27
That is the simple formula for it.
Answer:
It costed $20 dollars in total
Step-by-step explanation:
The answer is C. is right
You have x , x+7, and 7x-7. When you add those up and equal it to 180 you can get your x. X equals 20
So one angle is 20 degrees
The second angle is 27 degrees
And the third angle is 133 degrees.
