Acoin collection of nickels and dimes amount to 0.90. there are 4 times as many nickkels as dimes how many coins of each kind are there

5

Step-by-step explanation:

5*((2*q)+7)) + 10*(2*q) + 25*q = 310  

10*q + 35 + 20*q + 25*q = 310  

55*q = 310 - 35

55*q = 275

q = 5

x+14

step-by-step explanation:

maximum area = xy = (16)(32) = 512 ft2

to maximize the area of the garden, the side of the fence parallel to the side of the house should be 32 ft long, and the other two sides should both have length 16 ft.'

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