If there are T E. coli bacteria present initially in a petri dish and their growth rate is r(a percent expressed as a decimal) per hour, then after one hour there will be N=T+Tr bacteria present.

Factor the right side of the equation.

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step-by-step explanation:

y = 2x

step-by-step explanation:

if you divide each number in the sequence, you'll see that they all have a multiple factor of 2. each number in the series, and any other numbers which may continue, will be multiplied by 2. therefore, y is the next number in the sequence, and x is the current one, so, our formula will be y = 2x.