How do you solve the following system?: #y= .5x+2 , 2y=4x+3 #

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Answer 1 · 2016-02-13T10:39:58

Solution is #x=1/3,y=13/6#

The equations are #y=0.5x+2# and #2y=4x+3#

Multiplying the first equation by #2# we get

#2y=x+4# but #2y=4x+3#

Hence #x+4=4x+3# or #3x=1# or #x=1/3#

Putting #x=1/3# in #y=0.5x+2#

we get #y=0.5*1/3+2=1/6+2=13/6#

Hence solution is #x=1/3,y=13/6#