(2/5)x + 15 = 27
solve for x
When two-fifths of a number is increased by 15 the result is 27. What is the number?
2 answers
(2/5)x + 15 = 27 (-15 from both sides)
(2/5)x = 12 (divide both sides by 2/5)
x = 30
(2/5)x = 12 (divide both sides by 2/5)
x = 30