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M=ad-2f^2 (find a) and 1/3HB=T (find B) please help im so lost

1 Answer

2 votes

Answer:


a=(m+2f^2)/(d)\\\\ B=(3T)/(H)

Explanation:

1.) Find a

Solve the given equation for a (change it to lool like a=...). Isolate the variable a to find its value. Subtract 2f² from both sides:


m+2f^2=ad-2f^2+2f^2\\\\m+2f^2=ad

Divide both sides by d:


(m+2f^2)/(d)=(ad)/(d)\\\\ a=(m+2f^2)/(d)

2.) Find B

Solve the equation for B (change it to look like B=...). Isolate the variable B to find its value. Simplify:


(1)/(3)HB=T\\\\(HB)/(3)=T

Multiply both sides by 3:


3((HB)/(3))=3(T)\\\\ HB=3T

Divide both sides by H:


(HB)/(H)=(3T)/(H)\\\\ B=(3T)/(H)

:Done

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