momikapatton momikapatton
  • 22-02-2016
  • Mathematics
contestada

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

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563blackghost
563blackghost 563blackghost
  • 22-02-2016
Solve for B by simplifying both sides of the equation, then isolating the variable. So in this case B=A....
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SmarticalParticals
SmarticalParticals SmarticalParticals
  • 22-02-2016
A = 1/2 (A + B)

distribute the 1/2 into the parentheses

A = 1/2A + 1/2B

Subtract 1/2A from each side

A - 1/2A = 1/2B

Combine like terms

1/2A = 1/2B

Isolate B by dividing each side by 1/2

1/2A ×2/1 = B

Multiply

2/2A = B

A = B


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