Robert has $625 and is earning $33 per hour landscaping. Write and solve an equation to determine how many hours he must landscape to have $1300 total saved.

50 points! antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?