Complete the two-column proof in solving for m LI. 1. x² + 3x + 12 = x² + 5x-6 2. 3.-2x + 12 = -6 4. Statement 5. x=9 6. m L1=(9)2 + 3(9) + 12 7. 1. 2. Subtraction Prop. of Equ. 3. Reason 4. Subtraction Prop. of Equ. 5. 6. 7. Simplify (x²3x+12)

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
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Complete the two-column proof in solving for m Ll.
1. x² + 3x + 12 = x² + 5x-6
2.
3.-2x + 12 = -6
4.
Statement
5. x=9
6. m L1 = (9)2 + 3(9) + 12
7.
1.
2. Subtraction Prop. of Equ.
3.
Reason
4. Subtraction Prop. of Equ.
5.
6.
7. Simplify
(x²3x+12)
Transcribed Image Text:Complete the two-column proof in solving for m Ll. 1. x² + 3x + 12 = x² + 5x-6 2. 3.-2x + 12 = -6 4. Statement 5. x=9 6. m L1 = (9)2 + 3(9) + 12 7. 1. 2. Subtraction Prop. of Equ. 3. Reason 4. Subtraction Prop. of Equ. 5. 6. 7. Simplify (x²3x+12)
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