blackmankan blackmankan

29-11-2016
Mathematics

contestada

What is the result of adding the system of equations? 2x + y = 4
3x - y = 6
A.x=2
B.x=10
C.5x=10

Respuesta :

29-11-2016

just set it up like your average addition problem:

2x + y = 4
+ 3x - y = 6

then add one term at a time; work from left to right.

5x = 10 is your result. your y's cancel out.

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