Jaylahingram15 Jaylahingram15

16-03-2017
Mathematics

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-5u+2x=22 -u-6x=-34

system of equations elimination

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wolf1728 wolf1728

16-03-2017

A) -5u + 2x = 22
B) -u - 6x = -34
Multiplying A) by 3
A) -15u +6x = 66
B) -u -6x = -34 Then adding the 2 equations:
-16u = 32
u = -2
x = 6

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