cchsemily7210
13.10.2020 •
Mathematics
Twenty full crates of walnuts weigh 820 pounds, whereas an empty crate weighs 10 pounds. How much do the walnuts alone weigh?
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Ответ:
The walnuts weigh 620 pounds without the crates
Step-by-step explanation:
10 x 20 gives you of the weight of the empty crates.
Subtract you answer from 820 to get how much all the walnuts way alone.
820 - 200 = 620
Ответ:
If you meant what is the result 4x^2-6 if x equals to 3:
4(3)^2-6
12^2-6
144-6
=138
If you meant 4x(2)-6
4(3)(2)-6
12(2)-6
24-6
=18
Hope I could help!