SOLUTION: 11- a over 4= 4 Step On How To Solve For A

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Question 544876: 11- a over 4= 4
Step On How To Solve For A
Answer by Maths68(1474) About Me  (Show Source):
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%2811-a%29%2F4=4
Multiply by 4 both sides
%284%29%2811-a%29%2F4=4%284%29
cross%284%29%2811-a%29%2Fcross%284%29=16%29
11-a=16%29
Subtract 11 from both sides
-11%2B11-a=16-11
cross%28-11%29%2Bcross%2811%29-a=16-11
-a=5%29
Multiply by -1 both sides
-a%28-1%29=5%28-1%29
a=-5

Check
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%2811-a%29%2F4=4
Put the value of a in above equation
%2811-%28-5%29%29%2F4=4
%2811-%28-5%29%29%2F4=4
16%2F4=4
cross%2816%29%2Fcross%284%29=4
4=4