Qual o valor do produto (-4x²y).(-3xy) ?
A) -7xy
B) -12x³y
C) 12x³y²
D) -12x³y²

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000