David uses a coordinate plane to design his model town layout. David moves the library 3 units left and 2 units down. He says that the ordered pair for the new location of the library is (1,7). Explain his mistake and write the correct ordered pair for the new location of the library

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb

if im not mistaking its

step-by-step explanation:  

the answer is option a you would get more money.it would be $250.

step-by-step explanation:

for option b 200/2=100=50% 100/2=50=25% 50/5=10=5% it would be $220

is the anwser b. (-13)?