solving two step linear equations.

How do i solve this two step linear equation 4x-3y=-1 and -2x+5y=11.
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1 Answer

line 1...4x-3y=-1

line 2...-2x+5y=11  or -4x+10y=22

line 1+line2...(4x-4x) +(10y-3y)=21

7y=21

y=3

from line 1...4x=3y-1=9-1=8, so

x=2
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