Answer:
V = 183.16666666667 m3
Step-by-step explanation:
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9a - 2b
6a - 6b +3a +4b . . . . . . . we assume your _ is supposed to be -
= a(6 +3) +b(-6 +4)
= 9a -2b
Step-by-step explanation:both are 1/6 of a chance