What is the solution to this equation? 7x -3(x-6) - 30
O A. x+9
O B. X=3
C. x = 6
O D. X= 12

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?