respuesta: nostros especificamenete n
Step-by-step explanation :
<h3>nosotros no l<u><em> </em></u> o repasamos</h3>
Answer:
<h2>36.14 pounds of 34% copper alloy and 9.86 pounds of 48% copper alloy</h2>
Step-by-step explanation:
First alloy contains 34% copper and the second alloy contains 48% alloy.
We wish to make 46 pounds of a third alloy containing 37% copper.
Let the weight of first alloy used be
in pounds and the weight of second alloy used be
in pounds.
Total weight =

Total weight of copper = 

Subtracting 34 times first equation from second equation,

∴ 36.14 pounds of first alloy and 9.86 pounds of second alloy were used.
Answer:
Multiplication
Step-by-step explanation:
I think what you're talking about is not a decimal, but a multiplication point:

This dot can donate multiplication when in the middle of two numbers and/or fractions.
But if you're talking about some other point, then I don't know, sorry. :(
Answer:
I think the equation is 12000=7500r
I think the rate of commission is 16
Step-by-step explanation:
hope this helps, and donate a brainliest if possible... thx