True or False? Weather and climate are influenced by interactions involving the ocean, sunlight, atmosphere, land, ice, geography, and living things.

What is the value of the expression below? (81^2)^1/8

What are “like terms”? why can we only add like terms?

Match the equivalent expressions. x - 3y + 12 12 - 3y - 2x + x + 2x 3x + 2y - 2x + y + 12 3y + 12 3x + y - 12 4y + 3y + 3x - 6y - 10 - 2 x + 3y + 2x - 3x + 7 + 5 x + 3y + 12 5 + 2y + 7x - 4x + 3y - 17