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OpenStudy (anonymous):
Solve using substitution. y = x – 2 x + y = 10 7x + 2y = - 8 8y = 4x Solve using elimination. 2x + 3y = 12 2x – y = 4 5x – 2y = - 19 2x + 3y = 0
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OpenStudy (superdavesuper):
Solve using substitution: y=x+2 so replace y with x+2 in the eqn x + y =10
OpenStudy (luigi0210):
One question at a time @_@
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