At the city museum, child admission is $6.40 and adult admission is $9.90. on tuesday, three times as many adult tickets as child tickets were sold, for a total sales of
$1155.20. how many child tickets were sold that day?

answer: 32.68

step-by-step explanation:

x=2

use this formula:

p(a\b) = p(a and b)/p(b).

take it from here.

3x + 4y -25 =0 represents the amount of change sianna should recieve

hello from mrbilldoesmath!

answer:   x (x+6)^2, choice b

discussion:

factor x out of the equation:

x^3 + 12x^2 + 36x = x (x^2 + 12x + 36).

note that 6+6 = 12 and 6*6 = 36 so the above factors into:

x (x+6)^2

which is choice b

you,

mrb