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0.4x=(-0.03)
We move all terms to the left:
0.4x-((-0.03))=0
We add all the numbers together, and all the variables
0.4x+0.03=0
We move all terms containing x to the left, all other terms to the right
0.4x=-0.03
x=-0.03/0.4
x=-0.03/0.4
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