Solve the system Also plz show work and what you did and these two equations with x and y the x and y have to be the same in bot
h the equations 0.5x +y=4 0.5x-y=-1 what is the solution
1 answer:
Multply both equations by 2 leaving
x + 2y = 8
x - 2y = -2
Add the equations giving
2x = 6
x = 3
Substitute 3 in the top equation
3 + 2y = 8
2y = -5
y = -2.5
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