SOLUTION: Please help solve by substitution method. y = x + 4 3y -5x = 6

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Question 334823: Please help solve by substitution method.

y = x + 4
3y -5x = 6
Answer by erikaii.19(2) About Me  (Show Source):
You can put this solution on YOUR website!
y = x + 4
3y -5x = 6

a) 3y-5x=6
3(x+4)-5x=6
3x+12-5x=6
-2x=6-12
-2x=-6
x=3

b) y=x+4
y=3+4
y=7



CHECKING

1) 7=3+4
7=7

2) 3(7)-5(3)=6
21-15=6
6=6

:)