His estimate is reasonable. But only if Michael is less than 2 years old.
Answer:
<h3>x = -2</h3>
Step-by-step explanation:
![3[-x + (2 x + 1)] = x -1\\\\\mathrm{Expand\:}3\left(-x+\left(2x+1\right)\right):\quad 3x+3\\3x+3=x-1\\](https://tex.z-dn.net/?f=3%5B-x%20%2B%20%282%20x%20%2B%201%29%5D%20%3D%20x%20-1%5C%5C%5C%5C%5Cmathrm%7BExpand%5C%3A%7D3%5Cleft%28-x%2B%5Cleft%282x%2B1%5Cright%29%5Cright%29%3A%5Cquad%203x%2B3%5C%5C3x%2B3%3Dx-1%5C%5C)
Collect like terms

Add similar elements

Answer:
seashells / week
Step-by-step explanation:
Your answer is correct, seashells / week.
Units are:
s(t) = seashells / hour
W(h) = hours / week
so
s(W(h) represents seashells / hour * hours / week,
simplifying, the units are
seashells / week
Answer:
The slope is 4x while the y-intercept os 2.This equation represents starting with 2 and adding 4x cards each week.