Find the percent of decrease from 49 people to 18 people. Round to the nearest tenth of a percent if necessary. percent of decrease
%

Multiply. −2x(6 x 4 −7 x 2 +x−5) express the answer in standard form. enter your answer in the box.

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet