(will give brainliest! ) ebony’s bank balance first reached $400 on day 4. the last day her balance was $400 was day 8. (a) determine b5 b6 and b7 . explain how you determined these amounts. (b) estimate b1 b2 and b3 . explain how you determined these amounts.

answer:

it only took four days for her to reach $400 so if she took out the same amount of money she added each day starting after day 4, it would also only take 4 days. she would be at $0 on day 8 not 12

step-by-step explanation:

trapezoid

step-by-step explanation:

first i plotted all my points on a grid graph

i made sure all of them were in the correct quadrant

then i saw it was a trapezoid or a quadrilateral

26

step-by-step explanation: