Answer:
3
Step-by-step explanation:
Answer:
1) 9x-4
Step-by-step explanation:
7x+2x= 9x
-8+4= -4
9x-4
You can do that using +6 and -6 .
(6) · (-6) = - 36
(6) + (-6) = 0
I beleive 144=2 is the answer.
If you have to divide that to get 1 number it would be 72.
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