This is a subtraction problem so it would read 55-34 and the answer is 21 posters are animals.
For odd integers,
(2x+1)=odd
.
3 consecutive odd integers,
x + (2x + 1) + (4x + 1)
= 7x + 2
(4+8x)-(-2+7x) = 4+2+8x-7x
(6+x) ;^;
A) mean, mean is the average of all the number. To get the the mean/overall you add the the number and divide by the amount of numbers.