keijvdarCle1ajee keijvdarCle1ajee

09-12-2016
Mathematics

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What is the value of y in the equation 6.4x 2.8y = 44.4, when x = 3? user: what is the value of x in the equation x �� y = 30, when y = 15? 4 8 80 200

Respuesta :

sillyplayerx sillyplayerx

11-12-2016

6.4(3)+2.8y=44.4
=19.2+2.8y=44.4
=2.8y=44.4-19.2
2.8y=25.2
Y=25.2/2.8=9
Y=9

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