Evaluate the algebraic expression for the given values of x = 3 and Y =4 7 x - 2y-1​

The first hexagon is dilated to form the second hexagon select the answers from the drop box menus to correctly complete the statement

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

What is the range? can’t seem to find it out