A group of scientists studied the effect of a chemical on various strains of bacteria. Strain A started with 1200 cells and decreased at a constant rate of 3000 per hour after the chemical was applied. Strain B started with 4000 cells and decreased at a rate of 200 per hour after the chemical was applied. When will the strains have the same number of cells? Explain

i think the answer is b.

step-by-step explanation:

not 100% sure though.

6 spoons of sugar for every 21 cups of flour

step-by-step explanation:

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

a

step-by-step explanation:

u take $30 minus $24. the answer/original($30)