What is the value of the two-digit integer x ? (1)the sum of the two digits is 3. (2)x is divisible by 3?

Leo is going to use a random number generator 4 0 0 400 times. each time he uses it, he will get a 1 , 2 , 3 , 4 , 1,2,3,4, or 5 5. what is the best prediction for the number of times that leo will get an odd number?

Which system of linear inequalities is represented by the graph? !

Find dy/dx using implicit differentiation ln(20+e^xy)=y