SOLUTION: can some one help me with this subsituion problem please its driving me crazy i can get my problem to balance out Solve this system by substitution: 2x

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Question 772550: can some one help me with this subsituion problem please its driving me crazy i can get my problem to balance out
Solve this system by substitution:
2x - 5y = -18
3x + y = 7
(Note: your handwork must show the correct method.)
x of solution (nearest integer):
y of solution (nearest integer):
Answer by solver91311(24713) (Show Source):
You can put this solution on YOUR website!

Eq (1):

Eq (2):

Solve Eq (2) for

Eq (3):

Substitute the RHS of Eq (3) in place of in Eq (1)

Eq (4):

Solve Eq (4) for , then substitute the value just discovered for in place of in either original equation. Solve the single variable equation in for

Report the and values.

John

Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it

SOLUTION: can some one help me with this subsituion problem please its driving me crazy i can get my problem to balance out Solve this system by substitution: 2x - 5y = -18 3x + y = 7