Arectangular porch has dimensions of (2x+3) feet and (x+9) feet. the area of the porch is 500 square feet. what are the length and width of the porch?

The dimensions of the porch are  by

Step-by-step explanation:

we know that

The area of the porch is equal to the length multiplied by the width

so

Solve for x

Solve the quadratic equation by graphing

The solution is

see the attached figure

The dimensions are

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range =5

step-by-step explanation:

to find the range, we take the largest value and subtract the smallest value.

the largest value is 5

the smallest value is 0

the range is 5-0   =5