Ateacher weighed 145 lbs in 1986 and weighed 190 lbs in 2007. what was the average rate of change in weight? what does this mean in the context problem?

Find the x-intercept and y-intercept of the line. 3x + 5y = −15

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much