the sum of three times a number and 2 less than 4 times the same number is 15. which of the following equations could be used to
find the value of the number m, n? explain how you arrived at your choice.
1 answer:
To solve for a number x,
3x+4x-2=15
7x-2=15
7x=17
x=2 3/7
or x=~2.43
was one of your answer choices either of the first two equations?
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