Combine like terms.
14x7 - 9x + 2x2 + 3x7 - x2 -3x

Which triangle congruence postulate or theorem justifies my claim that the steps i made using construction paper and scissors produce an isosceles triangle? was it sss, sas, asa, aas, or hl?

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?