Gertrude needs to build a fence. She has to start the fence with one post and then every 4.75 feet put another post. The fence will be
190 feet long. The posts cost $11.13 each. How much will she spend
on posts in all?

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?