Question

Find x for the equation x/3 + x/13 + x/19 = 40. round up two decimal points

Answer 1

35.08

Explanation:

1/3x + 1/3 x + 1/19 x + 40 Common denominator is 57

19/57 x + 19/57 x + 27/57 x = 40

65/57x = 40 Multiply both sides by 57/65

x = 40(57/65)

x = 35.08 rounded to two decimal places