Answer:

<h2>hope it helps please give brainliest plz follow </h2>
hlo
Answer:
144
Step-by-step explanation:
20×12=240
add 4 to 20 and 12
makes a new rectangle 24×16
24×16=384
384-240=144
Percent is pars out of 100
40%=40/100=4/10=0.4
'of' means multiply
0.4 times something=56
divide both sides by 0.4
something=140
th enumber is 140
Answer:
slope= -2
Step-by-step explanation:
using
you plug in the values of (-2,4) and (0,0)
=
=
= -2
Y=2x+320
x being the number of years and 320 being the initial population of mice