Johnny is booking a band and a dj for a dance, and wants to keep the cost of the entertainment under $750. a band can play for part of the time at an hourly rate of $140, and a dj can play for the remaining time at an hourly rate of $89. write the inequality in standard form that describes this situation. use the given numbers and the following variables. x = the number of hours the band will play y = the number of hours the dj will play

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?

Solve for the equation. 4x - 13 = 2x + 9

What is the simplified form of 400x100 ? o 200x10 o 200x50 0 20x10 • 20x50