Asked by Stacy Kim
Analyze and solve the following word problems involving quadratic equations and rational algebraic equations below .
1. If the same number is added to the numerator and denominator of-4/7, the result is-9/2.
2. A length of a rectangular parking lot is 36m longer than its width . The area of the parking lot is 5,152m²
1. If the same number is added to the numerator and denominator of-4/7, the result is-9/2.
2. A length of a rectangular parking lot is 36m longer than its width . The area of the parking lot is 5,152m²
Answers
Answered by
Stacy Kim
please help me by this!
Answered by
R_scott
(-4 + n) / (7 + n) = -9 / 2
"cross" multiplying ... 2 (-4 + n) = -9 (7 + n) ... 2 n - 8 = - 9 n - 63 ... 11 n = - 55
w * (w + 36) = 5152 ... w^2 + 36 w - 5152 = 0
... use the quadratic formula to find w
"cross" multiplying ... 2 (-4 + n) = -9 (7 + n) ... 2 n - 8 = - 9 n - 63 ... 11 n = - 55
w * (w + 36) = 5152 ... w^2 + 36 w - 5152 = 0
... use the quadratic formula to find w
Answered by
👩🏻🏫Mrs. Silva
Thank looks... right to me
Answered by
Mr k
I don't understand math like the way I feel for you bye:>:>
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