Check each equation whose graph is the line that contains the points (4, –7) and (1, 5). y = –4x + 9 y = –4x – 23 y – 1 = –4(x – 5) y + 7 = –4(x – 4) 4x + y = 9

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!