book Maths Puzzle Numerical Ability

y/2+y/6=20 solve for y

Read Solution (Total 0)

book Other Question

8x + 15/x = 29

I need to show the work...I just know the answer is three but I cannot explain how I got there....HELP
Whats the equation of the line through (2,-4) perpendicular to -3x + 8y=26