lexigirlmarie03 lexigirlmarie03

04-09-2019
Mathematics

contestada

help me solve for 11 and 12 please

help me solve for 11 and 12 please class=

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InLoveWithPugs InLoveWithPugs

04-09-2019

Answer:

11. 7

12. -2

Step-by-step explanation:

11. 3x + 9 = 44 - 2x

-9 -9

3x = 35 - 2x

+2x +2x

5x = 35

----- ------

5 5

x = 7

12. 3x + 6 = x + 2

-6 -6

3x = x - 4

-x -x

2x = -4

---- -----

2 2

x = -2

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