asyrussimon asyrussimon

17-07-2017
Mathematics

contestada

what is the solution to the system of equations

y=2x-3.5

x-2y=-14

Respuesta :

amirreza688 amirreza688

17-07-2017

y-2x=-3.5
x-2y=-14
then multiply the first term by 2
2y-4x=-7
x-2y=-14
then sum them
-3x=-21
x=-7
y=3.5

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