Sketch a graph given the following key features.
domain: (-5, 5); decreasing: (-3, 1);
x-intercepts: -4, -2; positive: (-4,-2)

Equation for the calculation double 2 and then add 5

Last week jason walked 3 1/4 miles each day for 3 days and 4 5/8 miles each day for 4 days. about how many miles did jason walk last week?

Is experimental probibilty the same as the observed frequency in math? i need the answer asap!