aidenfox7647 aidenfox7647

30-03-2022
Mathematics

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Find the solution of the system of equations.
x+2y=9
-6x+4y=-46

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harribotc harribotc

01-04-2022

Answer:

x=-3.5 and y=6.25

Step-by-step explanation:

x+2y=9

x=9-2y

-6(9-2y)+4y=46

-54+12y+4y=46

16y-54=46

16y = 100

y = 100/16 = 50/8 = 25/4 = 6.25

x+2(6.25)=9

x+12.5=9

x= -3.5

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