martinezkatie48 martinezkatie48

14-06-2016
Mathematics

contestada

5x + 2y = 20, when x = 0.3

Respuesta :

peytcothern peytcothern

14-06-2016

y = 9.25 just multiply 5 by .3 and add the 2 and subract that to find y

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KSIxShadowFlame KSIxShadowFlame

14-06-2016

5 times 0.3 is 1.5.
20 minus 1.5 is 18.5.
18.5 divided by 2 is 9.25.
5(0.3) + 2(9.25) = 20

Y = 9.25

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