yourgirlnevaeh
14.01.2020 •
Mathematics
Which method would you use to solve this system of equations? x = -2 2x + y = 5
a. substitution
b. graphing
c.either
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Ответ:
x= -4x + y = 5
-4x / 5 = -0.8
So its A. - Substitution
Ответ:
b is the answer
Step-by-step explanation: