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0.8+0.5(6-0.5x)+1(6-0.5x)=7.7
We move all terms to the left:
0.8+0.5(6-0.5x)+1(6-0.5x)-(7.7)=0
We add all the numbers together, and all the variables
0.5(-0.5x+6)+1(-0.5x+6)+0.8-(7.7)=0
We add all the numbers together, and all the variables
0.5(-0.5x+6)+1(-0.5x+6)-6.9=0
We multiply parentheses
0x+1(-0.5x+6)+3-6.9=0
We add all the numbers together, and all the variables
x+1(-0.5x+6)-3.9=0
We move all terms containing x to the left, all other terms to the right
x+1(-0.5x+6)=3.9
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