Micah was asked to add the following expressions: 3x2−x−9x2+3x+2+−2x2+2x+5x2+3x+2 first, he combined like terms in the numerator and kept the common denominator. x2+x−4x2+3x+2 next, he simplified the expression by canceling the like term, x2. his final, simplified answer was: x−43x+2 did micah add the expressions correctly? explain your answer using complete sentences.

Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below.the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

How to find the exponential function y=ca^x, with points (1,2) and (2,1)