stormybrenizer stormybrenizer

Today at 4:08 PM
Mathematics

Answered

How to solve this using substitution. Y=3x and x+y=4

Answer :

pickemgirls pickemgirls

Today at 4:13 PM

plug 3x into the second equation and solve for x. then plug x into the first equation to solve for y.

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elsamelka elsamelka

Today at 4:13 PM

x+3x=4

4x=4

x=1

y means 3x so 3 times1
y will be 3

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