Asked by aleasha

the demensions of a rectangle are 5y for the height, and 7y-4 for the length. the question i need help with is asking me to simplify the equation for the perimeter and the area of this figure.

14 years ago

Answered by Henry

P = 2*5Y + 2(7Y - 4),
P = 10Y + 14Y - 8,
P = 24Y - 8,
P = 8(3Y - 1).

A = 5Y(7Y - 4),
A = 35Y^2 - 20Y,
A = 5Y(7Y - 4).

14 years ago

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