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2(.05c)+.25c=4.2
We move all terms to the left:
2(.05c)+.25c-(4.2)=0
We add all the numbers together, and all the variables
2(+.05c)+.25c-(4.2)=0
We add all the numbers together, and all the variables
.25c+2(+.05c)-4.2=0
We multiply parentheses
.25c+2c-4.2=0
We add all the numbers together, and all the variables
2.25c-4.2=0
We move all terms containing c to the left, all other terms to the right
2.25c=4.2
c=4.2/2.25
c=1+1/1.1538461538462
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