Patrickdaawsome
5x+y=0
5x+2y=30 Solve by elimination need help to make sure im right :D



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joojoo
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using linear algebra or substitution?

studyopen101
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y=30, right?

Patrickdaawsome
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Use the elimination method

Hero
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5xy = 0
5x + 2y = 30
y = 30
x=6

joojoo
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y=30
by multiplying the 2nd eqn by 1 and adding the two eqns, you eleminate x

Patrickdaawsome
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Thank you both Hero for quick answer and joojoo for explanation :D.