Asked by Tyrone

Maria had a square piece of paper. She cut 3 inches off the length and 4 inches off the width. Now the paper has a surface area of 30 in2. Which equation would you use to find the dimensions of the original piece of paper?

A. x2 - 7x + 12 = 0
B. x2 - 7x - 18 = 0
c. x2 - 3x - 4 = 30
D. x2 + 3x + 4 = 30

15 years ago

Answered by Reiny

expand
(x-3)(x-4) = 30 and see which matches

15 years ago

Answered by rohit

evaluate r. 12Pr=1320

12 years ago

Answered by rohit

evaluate r. if12Pr=1320

12 years ago

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Asked by Tyrone

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