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Mathematics 24 Online
OpenStudy (anonymous):

7x-2y=-28 -6x-3y=24 is the answer (0,4), (0,-4), (4,0) or (-4,0)?

OpenStudy (triciaal):

divide the 2nd eqn by 3 make y the subject of the 2nd eqn; y = put this value of y in the first eqn and solve for x substitute in the eqn y = and find y

OpenStudy (triciaal):

do you need more help?

OpenStudy (anonymous):

was i right about it being (0,-4)?

OpenStudy (triciaal):

let me check

OpenStudy (triciaal):

|dw:1405571177231:dw| yes

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