An alloy is a mixture of metals. Suppose that a certain alloy is made by mixing 180 grams of an alloy containing 24% copper with 140 grams of an alloy containing 84% copper. (do not do any rounding) a)how many grams of copper are in the resulting mixture

b)what percentage of the remaining mixture is copper?

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Read the excerpt from the strange case of dr jekyll and mr. hyde what do dr. jekyll's thoughts reveal about him in this excerpt? [t]he inmates of my house were locked in the most rigorous hours of slumber, and i determined, flushed as i was with hope and triumph, to venture in my new shape as far as to my bedroom. i crossed the yard, wherein the constellations looked down upon me, i could have thought, with wonder, the first creature of that sort that their unsleeping vigilance had yet disclosed to he is jealous of those who can sleep through the night. he is revered for his scientific advances. he is interested in studying the movements of the stars he is proud and enthusiastic about his initial results.