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trapecia [35]
3 years ago
9

What is the value of x (X+40) (3x) A. 20 B. 35 C. 60 D. 70

Mathematics
1 answer:
shtirl [24]3 years ago
4 0

Answer: A. 20 is the answer.

Step-by-step explanation:

x+40 = 3x

or, 40 = 3x-x

or, 2x = 40

or, x = 40/2

so, x = 20

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