SOLUTION: solve algebraically simultaneous equations 14x+3y=1 4x-y=4

Question 1085513: solve algebraically simultaneous equations
14x+3y=1 4x-y=4
Found 2 solutions by Boreal, MathLover1:
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
14x+3y=1
4x-y=4; y=4x-4
substitute
14x+3(4x-4)=1
14x+12x-12=1
26x=13
x=1/2
substitute into first equation
7+3y=1
3y=-6
y=-2
check in second
4(1/2)-(-2)=2+2=4, checks
(1/2, -2)
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

.........both sides multiply by
------------------------------

---------------add

go to
, substitute

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