A carpenter is putting a skylight in the roof. If the roof measures 8x+2 by 5x+4 and the skylight measures 5x+5 by 3x+6, what is the area of the remaining roof after the skylight is built?

Bismuth-210 is an isotope that radioactively decays by about 13% each day, meaning 13% of the remaining bismuth-210 transforms into another atom (polonium-210 in this case) each day. if you begin with 233 mg of bismuth-210, how much remains after 8 days?

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?