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Algebra
Pregunta

A metallurgist thas one alloy containing \( 32 \% ...

A metallurgist thas one alloy containing \( 32 \% \) aluminum and another containing \( 50 \% \) aluminum. How many pounds of each alloy must he use to make \( 55 \) pounds of a third alloy containing \( 42 \% \) aluminum? (Round to two decimal places if necessary.) 

 

step \( 1 \) of \( 2 \) : Use the variables \( x \) and y to set up a system of equations to solve the given problem. 

Answer

x+y=55

0.32x+0.5y=55*0.42

Solución
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