Solve using the relate-to-a-simpler-problem strategy
the population of centerville is 9000. north folk's population is 18/25 (or 25 divided by 18) of centerville's.
what is north folk's population
a.361
b.501
c.6480
d.12,500

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

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

you,

mrb

step-by-step explanation:

when the line is solid:

when the line is dashed:

this > inequality sign means:

this < inequality sign means:

this > inequality sign means:

this < inequality sign means:

about the problem:

srry i'm not done ! i'll