SOLUTION: Solve the equation A = 1/2(b + B) for B Totally lost on this problem. Can someone help me please.

Question 113511: Solve the equation

A = 1/2(b + B) for B

Totally lost on this problem. Can someone help me please.
Found 2 solutions by checkley71, solver91311:
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
A=1/2(b+B)
A=(b+B)/2 CROSS MULTIPLY.
2A=b+B SUBTRACT b FROM BOTH SIDES.
B=2A-b ANSWER.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

First multipy both sides by 2.

Now add -b to both sides.

Then, just to be neat and so the statement reads naturally, turn it around so that the B is on the left.

Done.

Hope this helps.
John
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