Can you find the square root of 8,569

Can someone me and do the problem plz so i can understand it more better

If the value of x increases by 5, how does the value of m(x + 3) change? a) it increases by 5m. b) it increases by 8m. c) it decreases by 5m. d) it decreases by 8m.

Which graph represents the equation y =4x