# algebra

using the substitution method how do you solve y=-1/3x y+2x=5

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1. y=(-1/3)x

y+2x=5

(-1/3)x+2x=5

(-1/3)x+(6/3)x=5

(5/3)x=5 Multiply with 3

5x=15 Divide with 5

x=15/5=3

y=(-1/3)x

y=(-1/3)*3= -1

x= 3 y= -1

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