62.3k views
3 votes
X=y-8 7x+2y=16 what is the answer???

1 Answer

6 votes

Answer:

x = 0 , y = 8

Explanation:

x = y - 8 -----(1)

7x + 2y = 16 --------(2)

Substitute (1) in (2)

7(y - 8) + 2y = 16

7y - 56 + 2y = 16

9y = 72

y = 8

Substitute y in (1)

x = 8 - 8 = 0

User Hradesh Kumar
by
5.5k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.