Answer:
Any number less than 5/6 would work
Examples: 2/3, 1/2, 0, -1, -4, -100
EDIT:
Order of operations doesn't matter in addition. So you can add them in any order.
For the question mark, we can insert a variable considering it is an unknown number.
Step-by-step explanation:
i am not sure what your first line says. but the answer should be correct
Exponent rule added:
12xx^2 -9x^2
rewrite 9 as 3 x 3, rewrite 12 as 3 x 4
3 * 4xx^2 - 3 * 3x^2 ( * is multiply)
factor common terms:
3x^2(4x-3) - answer.