Question

Please help due today!

Answer 1

answer is 7y+20

Explanation:

We take x as the value that is missing the equation of BC is 7y+x

Total =13y+25

8y+5+7y+x=13y+25

8y+7y+5+x=13y+25

13y+5+x=13y+25

13y-13y+x=25-5

X=20