xgamer7772
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help asap i raised to 15 points so plz help and i want clear answer The rental rate for a cement mixer has a flat rate of $40 plus $20 for each day of the rental. The graph shows points representing the total cost of the rental.

Which linear equation, in slope-intercept form, that models the total cost of the rental over time?

a y=x+50

b y=25x

c y=20x+40

d y=50x+25

e y=75x

help asap i raised to 15 points so plz help and i want clear answer The rental rate for a cement mixer has a flat rate of 40 plus 20 for each day of the rental class=

Respuesta :

Im not really good at these but i do think it is c. Sorry im not 100% sure. 
SabrinaRoth
Well, the formula for that is y=mx+b, so we know b and e are invalid.  The slope is 20, so the answer should be c.
 Hope this helps!

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