lilyroybal99 lilyroybal99

06-02-2020
Mathematics

contestada

Solve: 2.8 X +12=-1.4 X -9

Respuesta :

lolacoba lolacoba

06-02-2020

Answer:

X= -5

Step-by-step explanation:

Expression: 2.8X+12=-1.4X-9

Order it: 12+9=-1.4X-2.8X

Simplification: 21=-4.2X

Results: x=-5

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