Question: SKILLS 9-12 Solution? Determine whether the given value is a solu- tion of the equation. 9. 4x + 7 = 9x - 3 (a) x=

SKILLS 9-12 Solution? Determine whether the given value is a solu- tion of the equation. 9. 4x + 7 = 9x - 3 (a) x= -2 (b) x = 2 10. 1 - 2 - (3 - x) = 4x - (6+ x) (a) x = 2 (b) x-4 11 1 12. 8 X X-6 (@) x = 2 (b) x =4 (a) x= 4 (b) x= 8

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