candicewilmotg candicewilmotg

29-01-2018
Mathematics

contestada

find the solution of the systems of equations x=8+y and x-11y= -12

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choixongdong choixongdong

29-01-2018

x - y = 8
x -11y = -12
----------------subtract
10y = 20
y = 2

x - 2 = 8
x = 10

answer
(10, 2) is the solution of the system

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