Help me pls !! Johanna was unhappy with her science test grade. She looked over her mistakes, and saw that she missed 24 points. She answered 8 questions incorrectly. If each question is worth an equal number of points, how many points was each question worth?

Write a corresponding real world problem to represent 2x - 125=400

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.