Which equation has 4 as a possible value of y? ^2=8 y^3=8 y^2=16 y^3=16

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?