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16r+2s=-10
-16r+s=13
⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻
- +3s = 3
3s=3
s=3/3
s=1
16r+2s=-10
16r+2(1)=-10
16r+2=-10
16r=-10-2
16r=-12
r=-12/16
r=-3/4
-16r+s=13
⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻
- +3s = 3
3s=3
s=3/3
s=1
16r+2s=-10
16r+2(1)=-10
16r+2=-10
16r=-10-2
16r=-12
r=-12/16
r=-3/4
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