Answer:
Step-by-step explanation:
Add 9 to each side of the equation
Take out the common factor
And divide by (1+2w) at each side of the equation
612
9 x 68 = 612
-11 and -10
-11² = -121
-(√119)² = -119
-10² = -100
_____
-√119 is between -11 and -10
Answer:903.55