1-4a=18

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Solution for 1-4a=18 equation: 



1-4a=18

We move all terms to the left:

1-4a-(18)=0

We add all the numbers together, and all the variables

-4a-17=0

We move all terms containing a to the left, all other terms to the right

-4a=17

a=17/-4

a=-4+1/4

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