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# Easy Questions.. Equations.. HELP

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323
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Solve the following equations:
1) 3x-y=10
2) 2y+3x=4
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What of the following is possible and indeterminated:
4x-2y=5 and 2x+y=2,5
9x-3y=15 and 3x-y=5
x+y=5 and x-y= -5
x+y=10 and x+y=8
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Whats the Solution of this system?:
y=4x+2 e y=-x+2
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Write a system of equations that has the solution(1,5 ; 4):

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Guest Mar 8, 2012
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### 1+0 Answers

#1
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LazP:

Solve the following equations:
1) 3x-y=10
2) 2y+3x=4

[input]solve( 3x-y=10, 2y+3x=4)[/input]
[input]solve( 4x-2y=5, 2x+y=2.5 )[/input]
[input]solve( 9x-3y=15, 3x-y=5 )[/input]
[input]solve( x+y=5, x-y= -5 )[/input]
[input]solve( x+y=10, x+y=8 )[/input]
[input]solve( y=4x+2, y=-x+2 )[/input]
admin  Mar 10, 2012

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