OpenStax, Prealgebra 2e §9.7 Solve a Formula for a Specific Variable · Try It 10 · Algebra · Algebra word problems

Solve a Formula for a Specific Variable · Try It 10

Use the formula $I = P r t .$
Find $r :$ ⓐ when $I = \$ \text{5},\text{400}, P = $\text{9},\text{000}, t = 5 \text{years}$ ⓑ in general

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OpenStax, Prealgebra 2e · §9.7 Solve a Formula for a Specific Variable · Try It 10

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