solve each system by elimination

10x+3y=14 -10x+4y=-28
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1 Answer

me assume that big long run-tugether bunch av trash shood be:

line 1...10x+3y=14

line 2...-10x +4y=-28

line1+line2=(10x-10x) +7y =14-28

or 7y=-14....become y=-2

from line 1, 10x=-3y+14=14+6=20

x=2
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