cmanrique cmanrique

12-10-2020
Mathematics

contestada

I am not sure how to do this −(−2−5x)+(−2)=18

Respuesta :

pfellas pfellas

12-10-2020

(2+5x)-2=18
2+5x-2=18
5x=18

x=18/5= 3.6

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mel4381 mel4381

12-10-2020

- (-2 - 5x) + [(-2) +2] = 18 + 2

- (-2 - 5x) = 20

- [(-2) +2] - 5x = 20 + 2

- (-5x) = 22

5x/5 = 22/5

x = 4.4

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