.4x+9=1

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Solution for .4x+9=1 equation:



.4x+9=1
We move all terms to the left:
.4x+9-(1)=0
We add all the numbers together, and all the variables
.4x+8=0
We move all terms containing x to the left, all other terms to the right
.4x=-8
x=-8/.4
x=-20

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