1) 6(1 - 5m) 2) -2(1 - 5v) 3) 3(4 + 3r) 4) 3(Gr + 8) 3157 5) 4(8n + 2) 6) -(-2-n) 8) -3(7n + 1) 7) -6(7k + 11) 10) -10(a-5) 9) -6(1 + 11b)​

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab