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10-04-2022
Mathematics

contestada

if x+y = -10 and x-y = 2 what is the value of x

Respuesta :

Festus19 Festus19

10-04-2022

Answer:

x= -4

Step-by-step explanation:

adding the two equations,

x+x+y-y=-10+2

2x= -8

x=-4

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