Chapter 1 Points, Lines, Planes and Angles
Chapter 1 Points, Lines, Planes and Angles
Chapter 1 Points, Lines, Planes and Angles
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Geo 9 Ch 1-2.2 18In Algebra, you have learned so solve an equation by “balancing” while solving for x.Give reasons, using your past or present text, for the following steps in solving the algebraic equation.1) 2( x+ 1) = 5x – 3 1) Given2) 2x + 2 = 5x – 3 2) _____________________________3) 2x + 2 + (-2) = 5x – 3 + (-2) 3) _____________________________4) 2x = 5x – 5 4) _____________________________5) 2x – 5x = 5x – 5x – 5 5) ______________________________6) -3x = -5 6) ______________________________7) (- 31 )(- 3x) = (- 31 ) (– 5) 7) ______________________________8) x = 358) ______________________________
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