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.02O+0.80(8-O)=1.78
We move all terms to the left:
.02O+0.80(8-O)-(1.78)=0
We add all the numbers together, and all the variables
.02O+0.80(-1O+8)-(1.78)=0
We add all the numbers together, and all the variables
.02O+0.80(-1O+8)-1.78=0
We multiply parentheses
.02O-0.8O+6.4-1.78=0
We add all the numbers together, and all the variables
-0.78O+4.62=0
We move all terms containing O to the left, all other terms to the right
-0.78O=-4.62
O=-4.62/-0.78
O=5+0.72/0.78
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