A400 gram solution contains 20% salt. how many grams of salt should we add to make the solution have 30% salt?

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.

What is the factor form of x^2-9x+14

Which of the following polynomials is the expansion of (* x - y)4?