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kcceff4085
12.12.2019 •
Mathematics
What is 20 times 40 minus 70 plus 50times 12
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Ответ:
Ответ:
610
Step-by-step explanation:
Well multiplication goes first right and it goes left to right so you would have to multiply 20×40=80 then 50×12=600.atlast you'll get 80-70+600 (left to right)80-70=10+600=610.BOOM!
Ответ:
substitute
42=l x 6
7=l
Perimeter of a rectangle is 2l +2w
2(6)+ 2(7)
12+14=26ft is the perimeter
Hope this helps