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OpenStudy (anonymous):
how would I solve a system of equations for, 2x - y = -8 2x + y = 4 ?
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OpenStudy (anonymous):
first change it to 2x-y=-8 then change it to y=2x-4 Substitute 2x+2x+4=-8 So that makes it -4,4
OpenStudy (anonymous):
Can I have a metal
OpenStudy (anonymous):
Add them straight to cancel y and U can get the value of x
OpenStudy (anonymous):
Thn substitute ths value in any eq to get y
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