In a lab experiment, 8700 bacteria are placed in a petri dish. The conditions are such that the number of bacteria is able to double every 25 hours. How long would it be, to
the nearest tenth of an hour, until there are 19100 bacteria present?

Answer is in the photo. I couldn't attach it here, but uploaded it to a file hosting. link below! Good Luck!

cutt.ly/UzDInDt

i think it's ф or x=6,-6

step-by-step explanation:

-x^2=-36

x^2=-36

ф

or

if you mean by : -(x^2)=-36

it'll be: x^2=36

x=6,x=-6

hope it'll ! have a good day!

you for asking!