The angle of elevation from a boat to a top of a lighthouse is 50°. If the boat is 150 feet from the base of the lighthouse, how tall is the lighthouse? Round your answer to the nearest foot.

Which expression will have the same sum as 3_8 + 1/4?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

City l has a temperature of −3 °f. city m has a temperature of −7 °f. use the number line shown to answer the questions: number line from negative 8 to positive 8 in increments of 1 is shown. part a: write an inequality to compare the temperatures of the two cities. (3 points) part b: explain what the inequality means in relation to the positions of these numbers on the number line. (4 points) part c: use the number line to explain which city is warmer. (3 points)