Answer:
A) 360 adults
Step-by-step explanation:
c=quantity of child
a=quantity of adult
9c+12.5a=5220
a+c=440 then c=440-a
substitute for c
9(440-a)+12.5a=5220
3960-9a+12.5a=5220
reduce
3.5a=1260
a=360
Answer:
3x^2 -4x -4
Step-by-step explanation:
3x^2 – 8x – 2 + 4x – 2
Combine like terms
3x^2 -8x+4x -2 -2
3x^2 -4x -4
There are 15 boys what are you asking the sentence is not complete
Answer:
D.- ac
Step-by-step explanation:
mark me as brainliest pls
Hello,
Shall we begin?
32%..................320
100%.................x
32 * x = 320 * 100
32x = 32000
x = 32000/32
x = 1000
<span>Answers:1000</span>
