Answer:
4c^2+7c-5=0
4c^2+7c=5
4c^2+7c=5
4c^2+7c-5=0\quad :\quad c=\frac{-7+\sqrt{129}}{8},\:c=\frac{-7-\sqrt{129}}{8}\quad \left(\mathrm{Decimal}:\quad c=0.54472\dots ,\:c=-2.29472\dots \right)
Hope This Helps!!!
Answer:
80 feet
Step-by-step explanation:
you would do 8*10 to get the total area so the length *width
9. 500 5
6000 60
30000 300
10. 48 0.48
9.7 0.097
510.3 5.103
