The cost of Jacque’s gym membership is $20 per month in which she refers a friend who also becomes a member. How much does Jacquie’s save in a month when one of her friends joins the gym?

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. what could you find the answer?

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?