Question: write a linear equation for the two problems below and solve to find the required unknowns. a) the perimeter of a rectangle is 180cm. if

write a linear equation for the two problems below and solve to find the required unknowns.

a) the perimeter of a rectangle is 180cm. if the length is twice the size of the width what are the dimensions of the rectangle?

b) A bill for $251.48 is made up of $27.88 for materials and a fee per time used. if the hourly rate is $21.32, how many hours of work were done?

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