Why 8 + (-5) = 3 explain how

Is it possible, for some choice of positive whole numbers m and n, that 63m = 21n? justify your answer?

A Card is chosen at random from deck of 52 cards. Find the probability that the card is a) Red card b) Black card c) Ace d) black 8

Maria is planting a flower garden. Her garden will be shaped like a right triangle. She is going to plant different types of flowers along each edge. The two shorter edges are 15 feet and 15 feet.

What is 6 wholes 2/6 in the simplest form

Which weighs more 5.2 g or 500 cg

The number of gallons of water in a tank that already has 300 gallons in it after being filled at 35 gallons per minute for m minutes

The Tennis Teams of Atlanta need to older tennis balla for the upcoming tournament. They will need 2,367 tennis balls. If each can hold 5 tennis balls, how Many will they purchase

42 is subtracted from 42% of a number. The result is 42. What is the number?

The temperature is changing every day by negative 7 over 18 degrees Fahrenheit. What will be the change in the temperature after 3 days?

The equation of the polynomial function is: f (x) = (x + (2 + i)) (x + (2 - i)) (x + 5) f (x) = (x - (2 + i)) (x - (2 - i)) (x - 5) f (x) = (x - (2 + i)) (x - (2 - i)) f (x) = (x + (2 + i)) (x - (2 - i)) (x - 5)