soybean meal is 12% protein and corn meal is 6% protein how many pounds of each should be mixed together in order to get 240 pounds mixer that is 8% protein?

Question

help pleae??

Answer 1

let the amount of soybean meal be x
then the amount of cornmeal is 240-x

so .12x + .06(240-x) = .08(240)

I would now multiply each term by 100
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Answer 2

Im not good at algebra what do i multiply?

Answer 3

.12x + .06(240-x) = .08(240)

Both sides multiplied by 100.

12x + 6(240-x) = 8(240)

Get rid of the parentheses by multiplying again.

I hope this helps a little more.