two times a number is equal to six less than three times the number.what is the number
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Answered by
2
Answer:
n = 7
Step-by-step explanation:
As per the given question, let the number be n
three times the number 'n ' is 3.n or 3n.
3 (n) - 6 = 15.
3n -6 = 15
add 6 to both sides;
3n -6 + 6 = 15 + 6
3n = 21
dividing both the sides by 3 , we get;
3n /3 = 21 / 3
n = 7
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