102k views
5 votes
X+y=15 and y=12x+5 substitution method

User Metmirr
by
4.6k points

1 Answer

4 votes

Answer:(10/13,185/13)

Explanation:

x+y=15

y=12x+5

----------

x+12x+5=15

13x=10

x=10/13

y=15-x

y=(15*13-10)/13

y=185/13

User Earl Ferguson
by
4.6k points