Equation and work : x^2 + 5x - 104 = 0
+104
x^2 + 5x = 104
Add the x's together
6x^2 = 104
6 Squared is 36
36x=104
Divide 104 by 36
x= about 2.8 with the decimal repeating
Rounded to the nearest tenth the answer is 2.9, and rounded to the nearest whole number the answer would be 3.
Hope this helps!