The denominator of a fraction is 7 less than 3 times the numerator. if the fraction is equivalent to 2/5, what is the numerator of the fraction?

the numerator of the fraction is 14

Step-by-step explanation:

Let x be the numerator of the fraction

The denominator of a fraction is 7 less than 3 times the numerator

denominator is 3 times of numerator -7

denominator is 3x-7

numerator by denominator = 2/5

cross multiply it

subtract 6x from both sides

divide both sides by -1

x=14

so the numerator of the fraction is 14

your answer would be 10x - 1

answer: no

step-by-step explanation:

you are only given the cost not the amount of pounds.