Mathematics, 07.12.2020 23:20 LadyHolmes67

Is d=65t proportional is y=0.1×+2000 proportional
is 3x+y=450-3x proportional
and is 12d=36 proportional

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Is d=65t proportional is y=0.1×+2000 proportional
is 3x+y=450-3x proportional
and is 12...