Hello, can you me i need to write an expression for this word problem 3 less than the product of 4 and -24 you

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct