Answer:

(Please vote me Brainliest if this helped!)
Step-by-step explanation:


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Answer:
8
Step-by-step explanation:
15x-31+9×+11+×=180
25×-20=180
25×=200
×=8
15(8)-31=89
9(8)+11=83
8
Answer:
the answer your looking for is 3
Step-by-step explanation: