Answer:
a.1 b.2 c.
a. is number 1 cause 7-4 is 3 and if you times it with 3 it will be 6
b. is number 2 because 4+12 is 16-31 is 28 but its missing one more so its 27
c. is number 4 because 45-11 is 34÷9 25
d.no answer for this one cause i sum it up and i got 55 but maybe you can do it
pa brainliest its ok if not
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