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2(a+4)=22.7
We move all terms to the left:
2(a+4)-(22.7)=0
We add all the numbers together, and all the variables
2(a+4)-22.7=0
We multiply parentheses
2a+8-22.7=0
We add all the numbers together, and all the variables
2a-14.7=0
We move all terms containing a to the left, all other terms to the right
2a=14.7
a=14.7/2
a=7+0.7/2
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