Find the slopes of the linear functions.

On a coordinate plane, a line goes through points (0, 6) and (6, 0). Y = negative 2 x + 7.

The slope of the line given by the linear equation is
The slope of the line shown in the graph is

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)