Select all the true statements.

1 + 1 = 0

5 + (-5) = 0

3 + 0 = 0

-2 + 2 = 0

4 + (-4) = 1

6 + 0 = 1

What two ways can you find the product of 8x997 using mental math

Directions says to fill fish tank with 9 cubic feet of water. If the tank is 2 feet wide and 3 feet long, how high should the water fill the tank. Hint V = L W H

Jessie has a box of 1,000 marbles. He has 75 yellow marbles, 230 red marbles, 331 blue marbles, and 364 green marbles. What fraction of his marbles are yellow? What fraction of his marbles are red? Write each fraction as a decimal.

Simplify the expression: 5 (1 + 3g)

Find all solutions for the following systems with complex coefficients. (If there are an infinite number of solutions, use t as your parameter.) ix1 + x2 = 4 2x1 + (1 - i) x2 = 3i

What is the reference angle of - 3 radians? Explain.

What is the volume of a square based pyramid with a side 11 cm and a perpendicular height of 20 cm

Gwen had 7 1/7 cups of flour. If she used 3 5/7 cups baking, how much flour did she have left

Which expressions are equivalent to 10 a - 25 + 5 b

The high school, middle school, and elementary school are all on the same road. The distance from the high school to the middle school can be represented by the expression 8.7x2+11.9x+3.5.