daytonguedry daytonguedry

29-08-2019
Mathematics

contestada

Solve the equation
21y-75=y-(-51)

Respuesta :

ky463443 ky463443

29-08-2019

y= 63/10

simplify it to
21y-75=y+51
then subtract y from bith sides
and you’re left with
20y-75=51
Add 75 to both sides
Now u have 20y=126
divide both sides by 20

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