Subtract 3 x^2 + 7 x − 4 3x 2 +7x−43, x, start superscript, 2, end superscript, plus, 7, x, minus, 4 from 8 x^2 − 6 x + 2 8x 2 −6x+2

answer is: 5x ^2 −13x+6

Driving 75 mph, it takes alicia 2 hours to reach the airport to go on a vacation. it then takes her 4 hours to get to her destination with the jet traveling at a speed of 400 mph. how many miles does alicia travel to get to her destination?

What properties allow transformation to be used as a problem solving tool

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.