If a is a rational number and b is an irrational number, then the sum a + b is

100 points, hi, i’m not sure how to get the equation from the graph and table.

Evaluate the expression for the given value of the variable 7a - 4a for a =8

The center on a target has a diameter of 5 inches. the whole target has a diameter of 25 inches. complete the explanation for what part of the whole target is the center. the center of the target takes up % of the whole target.