The 18th term of an AP is 25. Find its first term if its common difference is 2.

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

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?

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?