Write the expression-3x2+2y2+5xy-2y+5x2-3y2 in simplest form a how many terms are in the simplified expression? b how many terms in the simplified expression negative

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Louis wants to carpet the rectangular floor of his basement the basement has an area of 864 square feet the width of the basement is 2/3 its length what is the length of lewis's basement

Find two numbers if their sum is 91 and the ratio is 6: 7?