Answer:
I believe it measures 45 degrees? Not quite sure though.
Step-by-step explanation:
M-7/8=5
m=5+7/8
m=47/8
Fraction: 47/8
Mixed Fraction: 5 7/8
Multiply the denominators together and the numerators together and you have your answer
3x+x=96
(4x=96)/4
x=24
3(24)=72
Hector is 24 and his grandma is 72.
hope this helps!