A. 45
Since the lines are parallel the angels are congruent
Answer:
Step-by-step explanation:
y^2 -x^2=
y^2=9^2=81
x^2=2^2=4
81-4=77
Answer:
There isn't a question
Step-by-step explanation:
10 children cuz those seven sons are siblings so they would have the same sisters
So 3x=6+4y
divide both of the equations by 3
x=2+4y÷3
x=2+4/3 y
your answer
x=2+4/3 y hope this will help