Problema Solution
If 18 is decreased by 6 times the sum of 4 and twice a number, the result is 15 more than three times the sum of the number and 5. Find the number.
Answer provided by our tutors
Let 'x' represent the number.
18 - 6(4 + 2x) = 15 + 3(x + 5)
........
click here to see the equation solved for x
........
x = - 2.4
the number is -2.4.