A
I would choose the first system to stay the same because it would easier to multiply than divide (something along those lines)
b
if you choose the first system) you would multiply the 2nd equation by a -5
Answer:
The sum of 15 and a number is
85 - 15 = 70
Answer:
x=4
Step-by-step explanation:
Answer:
6. Bacteria tend to grow very fast in a petri dish at first because of unlimited food and then begin to die out due
to competition. In a certain culture, the number of bacteria is givenby N(f) =1f +92t+.625' where /
represents the hours since 625 bac,teriawere introduced to the Petri dish. Determine the *={TlgX9"t
of bacteria that occur in the dish.
Step-by-step explanation:
t= -92/-2(2) =23
N (23) power 2 +92(23) + 625 =1628
my hands are paining by typing
please make me as brainleist
