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2*2-18x+28=0
We simplify the equation to the form, which is simple to understand
2*2-18x+28=0
Simplifying:
+4-18x+28=0
We move all terms containing x to the left and all other terms to the right.
-18x=0-4-28
We simplify left and right side of the equation.
-18x=-32
We divide both sides of the equation by -18 to get x.
x=1.77777777778
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