Question

3x+3(x+1)+3(x+2)=999



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Answer 1

Answer:

Step-by-step explanation:

9  = 9 9 0

9x=990

9      9

= 1 1 0

Answer 2

Answer:

X=110

Step-by-step explanation:

$3x + 3(x + 1) + 3(x + 2) = 999 \\ 3x + 3x + 3 + 3x + 6 = 999 \\ 9x + 9 = 999 \\ 9x =999 - 9 \\ 9x = 990 \\ x = \frac{990}{9} \\ x = 110$

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