3 years ago

Juli went mining and found a large metal bar that weighed 20 kilos. After doing some analysis of the

Mathematics

1 answer:

masha68 [24]3 years ago

8 0

Answer:

8 kilos of it is gold, since 2/5 in decimal form is 0.40

12 kilos of it is copper.

Step-by-step explanation:

Multiply 20 times 0.40, you get 8, so 8 kilos of it is gold, while 12 kilos is copper.

T^T

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3 years ago

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3 years ago

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3 years ago

What is the least possible degree of a polynomial that has roots -5, 1 + 4i, and -4i?

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Hello,

Answer D:

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3 years ago

Read 2 more answers

Solve the equation for x. show each step of the solution. name the justifications for each step of the solutions.

sweet [91]

9/2{8-x}+36=102-5/2{3x+24}
you first use 9/2 to open brackets
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3 years ago