220k views
2 votes
Solve using substitution
x-10y=10
x= -10

2 Answers

3 votes

Answer:

  • y = -2

Explanation:

  • x - 10y = 10
  • => -10 - 10y = 10
  • => -10y = 10 + 10
  • => -10y = 20
  • => y = -2

Conclusion:

Therefore, y = -2.

Hoped this helped.


GeniusUser

User Dubadub
by
6.0k points
3 votes
-10 -10y = 10
+10 +10

-10y = 20

20/-10 = -2

Y = -2
User Kishor Velayutham
by
5.6k points