4-x=31
-4=-4
x=27
27 is the answer
Answer:
Step-by-step explanation:
- x + 75 + x + 125 = 180 as supplementary (same side interior angles)
- 2x + 200 = 180
- 2x = -20
- x = -10
Turn it into transcript, It's upside down and I can't see it properly.
Answer: 337.5 km
Step-by-step explanation:
Use proportion:
2:75=9:x
2x=675
x=675/2
X=337.5
10 + 2p
increases by means addition
product means multiplication