Math Problem Statement
If an average-sized man with a parachute jumps from an airplane, he will fall 12.5(0.2t − 1) + 20t feet in t seconds. How long will it take him to fall 130 feet? (Round your answer to two decimal places.)
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Formulas
h(t) = 12.5(0.2t - 1) + 20t
Solving linear equations
Theorems
Linear equation solving
Suitable Grade Level
Grades 9-11
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