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Solve each system of equations using substitution Y=2x+3 5x-2y=-6
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3 votes
Solve each system of equations using substitution
Y=2x+3
5x-2y=-6

User Francs
by
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1 Answer

4 votes
5x-2(2x+3)=-6
-2*2x=-4x
-2*3=-6
5x-4x-6=-6
5x-4x=x
x-6=-6
x=6-6
x=0
Replace x with 0 in one of the above equations
y=2(0)+3
2*0=0
y=0+3
y=3

Answers
x=0
y=3
User Daftspaniel
by
4.9k points
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