TAREAS 1. Resuelva las siguientes operaciones
> (3 + 2) - (2+ ) =
► V343 +
10
+
12
(1/2 x ) x ² =
125 + (+3) - 6(+2) -

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Anyone know? will mark brainliest if correct!

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?