Answer:
You can't. It is a false statement. There is nothing to solve.
Step-by-step explanation:
The "equation" resolves to ...
-72 = -35 . . . . a false statement with nothing to solve for
The original price is $70
Two angles are supplementary when they <span>add up to 180 degrees.
x = </span><span>smaller angle
</span>2x+3 =<span> larger angle
x + 2x + 3 = 180
3x = 180 - 3
3x = 177
x = 177/3
x = 59</span>° ← smaller angle
2x + 3 = 2*59 + 3 = 121° ← larger angle