If a + b = -6a+b=−6a, plus, b, equals, minus, 6 and x + y + z = 3x+y+z=3x, plus, y, plus, z, equals, 3,
what is -3z - 3y - a - b - 3x−3z−3y−a−b−3xminus, 3, z, minus, 3, y, minus, a, minus, b, minus, 3, x?

There are 4 cups in a quart and 4 quarts in a ganon.jug of water? . how many cups are in a 5-gallon jug of water?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

The bake stars picked 907 apples last weekend at a local orchard they made caramel apples and sold them in the bakery in trays of 6