Saturday
April 25, 2015

Homework Help: maths

Posted by nick on Wednesday, August 7, 2013 at 8:15pm.

1)a linear function is represented by f(x)=2x+7 which of the following functions would be parallel to that of the function above
a)f(x)=2x-7
b)f(x)=x+7
c)f(x)=x-7
d)f(x)=-1/2x+7
e)f(x)=-1/2x-7
I choose b

2)water is pumped into an empty tank at a constant rate. after 2 minutes the tank contains 400 gallons. after 5 minutes the tank is full. how many gallons of water does the tank hold

900 gallons

can someone please check my answers

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