Dee28
Dee28 Dee28
  • 15-09-2014
  • Mathematics
contestada

I'm doing statics a math class and I need help to solve A = a+b÷2 for b

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AL2006
AL2006 AL2006
  • 15-09-2014
Remember your order of operations . . . multiplication/division comes before addition/subtraction.

A = a + (b/2)

Subtract  'a'  from each side:    A - a  =  b/2

Multiply each side by 2 :          2(A - a) = b
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