M + 5n = 7
subtract 5n from each side
m = -5n + 7
Answer:
5
ALL SIDES MUST BE THE SAME
Answer:
x=43
Step-by-step explanation:
Since the lines are parrallel, the angle underneath the one you are finding is equal to 65. To find the total value of (x+72) you subtract 65 from 180, giving you 115.
x+72 = 115
then you subtract 72 from both sides
x=43
513/2=256.5
which means 256 and 257 are the answers
