SOLUTION: three fourths of a certain number is 15 more than one fourth of the number.what are the numbers?

SOLUTION: three fourths of a certain number is 15 more than one fourth of the number.what are the numbers?

Algebra.Com

Question 653121: three fourths of a certain number is 15 more than one fourth of the number.what are the numbers?

Answer by checkley79(3341) (Show Source): You can put this solution on YOUR website!
3X/4=15+X/4
3X/4-X/4=15
2X/4=15
X/2=15
X=2*15
X=30 ANS.
PROOF:
3*30/4=15+30/4
90/4=15+30/4
90/4-30/4=15
60/4=15
15=15
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