Which equation is equivalent to x^4-y^4

An employee at a pet shop randomly selects a fish from a tank where there are 5 guppies, 4 platyfishes, and 3 rasboras. What is the probability that the selected fis is a platyfish?

Bobbi skated 3/8 mile in the morning and then skated 1 3/8 miles in the afternoon. How far did Bobbi skate? Express your answer in simplest form. A. 1 3/4 miles B. 1 6/16 miles C. 1 3/8 miles D. 1 7/8 miles

Which is greater the value of the digit 6 in 650 or the value of the digit 6 in 760

Shonda made a model of a solid ice cream cone with a spherical scoop of ice cream on top, made out of clay. Which formulas are needed to calculate how much clay she used? Choose all answers that are correct.

You have 2 quarts of orange juice and 1 pint of cranberry juice to make a fruit punch. then you use 1 quart more of ginger ale than orange juice. how many cups of fruit punch have you made?

Choose the equations that are not linear equations. - x - y = 2, x^2 + y = 4, x/2 - y^3 = 1, x = 5

Name two angles which are supplementary to angle 5.

AZ recycled pays the rates of the chart below for recycling certain material if 0% for number of pounds of copper make recycled and Y represents the amount of money earned for recycling which equation below would be used to make that calculation

An expression is subtracted from a term as shown below 4x - (x-3y). Evelyn rewrites the problem as 4x-x-3y. Did evelyn write an equivalent expression to the original problem

Patrick was born with 1/7 of his faults and acquired the rest during his teenage years. if we was born with 326 faults, how many does he have in total?