Choose a Reasonable Method for Solving the Equation $$7 x ^ { 2 } + 8 x = 15$$

question 69

Multiple Choice

Choose a reasonable method for solving the equation. Round your answers to three decimal places. $$7 x ^ { 2 } + 8 x = 15$$

• A) \(x = \frac { 1 } { 7 } , x = - \frac { 1 } { 15 }\)
• B) \(x = 1\)
• C) \(x = - \frac { 7 } { 15 }\)
• D) \(x = - \frac { 15 } { 7 } , x = 1\)
• E) no real-number solution

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Definitions:

Peer-assisted Learning

A collaborative educational approach where students learn with and from each other, exchanging knowledge and skills.

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Self-determination Theory

A psychological theory that emphasizes the importance of autonomy, competence, and relatedness in fostering intrinsic motivation and psychological growth.