Which property could be used to find the missing number?

(–8 + 3.1) • (4.2 + 7) = (4.2 + 7) • (–8 + )

a.
associative property

b.
commutative property

c.
distributive property

19

step-by-step explanation:

soo this can be solve by using the formula:

f = p( 1 + i)^ n

where f is the future profit

p is the initial profit

i is the percent increase

n is the number of years

a . f = 30000 ( 1.05)^n

b. f = 30000 ( 1.05)^15

f = $62,368

she made 48 + y = a cookies.     not enough info is given to find the total.

dont't really have enough info here but its likely

sss for the three sides being congruent ( its stands for side side side)

or

sas   for side angle side.   so a side is congruent and and angle and a side