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https://vle.mathswatch.co.uk/images/questions/question512.png

 

thank u in advance 

 Jun 4, 2020
 #1
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+1

w = 3 (2a+b)-4      add 4 to both sides

 

w+4 = 3(2a+b)     expand R side

w+4 = 6a + 3b     subtract b from both sides

w+4-3b  =  6a     divide both sides by 6

 

a = (w+4-3b)/6

 Jun 4, 2020
 #2
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like solvingh an equation

Guest Jun 4, 2020

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