2.65+3(1+d)+(2+d)+(3+d)=2.65

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Solution for 2.65+3(1+d)+(2+d)+(3+d)=2.65 equation:



2.65+3(1+d)+(2+d)+(3+d)=2.65
We move all terms to the left:
2.65+3(1+d)+(2+d)+(3+d)-(2.65)=0
We add all the numbers together, and all the variables
3(d+1)+(d+2)+(d+3)+2.65-(2.65)=0
We add all the numbers together, and all the variables
3(d+1)+(d+2)+(d+3)=0
We multiply parentheses
3d+(d+2)+(d+3)+3=0
We get rid of parentheses
3d+d+d+2+3+3=0
We add all the numbers together, and all the variables
5d+8=0
We move all terms containing d to the left, all other terms to the right
5d=-8
d=-8/5
d=-1+3/5

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