Answered: How to solve step by step x2-4x=12

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How to solve step by step x2-4x=12

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter3: Solving Equation And Problems

Section3.4: Using Equations To Solve Problems

Problem 23P

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Question

How to solve step by step x²-4x=12

Give real answers a) exactly. b) rounded to two place decimals.

I need each step to understand fully i am really confused.

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