Can someone please help me?

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

You buy a veido game for $60 and the sales tax is 8% what is the total cost for the game including the sales tax

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%)