joeylynn03 joeylynn03

15-05-2020
Mathematics

contestada

solve 7x-2x(x+1)=6x+14

A) x=-12
B) x=12
C) x=-16
D) x=16

Respuesta :

ghanami ghanami

15-05-2020

Answer:

x=-16 (answer : C

Step-by-step explanation:

hello:

put x=-16 in this equation : 7x-2(x+1)=6x+14

7(-16)-2(-16+1)=6(-16)+14

-112-2(-15) = -96+14

-112+30= -96+14

-82 = -82 .....true

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