25-06-2015
Mathematics

contestada

what is the value of x in the equation 2x+3y=36 when y=6

Respuesta :

25-06-2015

2x+3y=36
2x=36-3y
y=6
2x=36-3*6
2x=36-18
2x=18
x=18:2
x=9

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