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2.49b+4=0
We simplify the equation to the form, which is simple to understand
2.49b+4=0
We move all terms containing b to the left and all other terms to the right.
+2.49b=0-4
We simplify left and right side of the equation.
+2.49b=-4
We divide both sides of the equation by 2.49 to get b.
b=-1.60642570281
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