Question

5. Simplify and find value:
(a)3x - 5 - x + 9x + 4
when x = -2​

Answer 1

Answer:

-23

Explanation:

3*(-2)-5-(-2)+9*(-2)+4

= -6-5+2-18+4

= -11-18+6

= -29+6

= -23

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