Which function is the inverse of F(x)=2x+ 3?

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)

What is the measure of ba (the minor arc) in the diagram below?