<br />How do I solve 2x+y=10

asked Jul 28, 2018 121k views

4 votes

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hello :
the system is :
2x+y =10 ...(1)
x= 3y+4.....(2)
subst in (1) :
2(3y+4) + y = 10
6y +8 + y= 10
7y=2
y= 2/7
x= 3(2/7)+4 = 34/7

Thormer answered Jul 29, 2018

6.7k points

1 vote

X is 3 y is 4 hope this helps :)

Tom Bennett answered Aug 2, 2018

5.5k points

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