Question 315280
Elimination is the method of choice.
4x + 3y = -1
3x + y = 3 Multiply by -3 & add
-9x-3y=-9
4x+3y=-1
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-5x=-10
x=-10/-5
x=2 ans.
4*2+3y=-1
8+3y=-1
3y=-1-8
3y=-9
y=-9/3
y=-3 ans.
Proof:
3*2-3=3
6-3=3
3=3