how to convert 2x-y=5 if y is a negative and x+2y=-10?
how to convert 2x-y=5 if y is a negative and x+2y=-10?
For x+2y=-10 is it:
2y = -x -10
y = -0.5x - 5 ?
how to convert 2x-y=5 if y is a negative and x+2y=-10?
For x+2y=-10 is it:
2y = -x -10
y = -0.5x - 5 ?
?
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Yes the one in your details is correct as for 2x-y=5, its simple.
2x-y=5
-y=5-2x
Now from there, you (technically) multiply everything by -1. Or for dumbed-down explanation, just change everyones sign. So the final answer would be
y=-5+2x