klile08 klile08

14-07-2020
Mathematics

contestada

If 86 is added to a number the result is 56 less than twice the number, find the exact number, Do not round!

Respuesta :

tmk040605 tmk040605

14-07-2020

The number is 142
you first make an equation ;
86+x=2x-56
Add 56 to both sides
142+x=2x
Subtract x from both sides
142=x

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