Pero B.

Which method would you choose to solve the following system of equations? Solve it.y=2x+1 (1)3x+y=7 ​ (2)

My Algebra 1 student confuses the slope (m) and y-intercept (b) in y = mx + b. Even though they can graph and solve, they don’t remember what m and b represent. What visuals or real-world examples... more

The gravitational Force F between an object and the Earth is inversely proportional to the square of the distance from the object to the Center of the Earth if an astronaut weighs 215 lb on the... more

Alex, Curtis and Michael go boating together on a calm day. They leave the marina dock and travel at a speed of 40 km/h due east for 3 hours. Then, they travel 22° west of south for 2 hours at a... more

A rectangular playground is being built next to a school building, which will form one of the longer sides of the playground. If the school has 80 meters of fencing available to enclose the... more