Answer:
6y×1
Step-by-step explanation:
Combine like terms:
2y+4y=6y
8-7=1
(6y)(1)
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Answer:
12
Step-by-step explanation:
Answer:
290
Step-by-step explanation:
Surface area=2(wl+hl+hw), 2(25+60+60), 145*2, 290