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3.5 x + 2.8 = 9
We simplify the equation to the form, which is simple to understand
3.5x+2.8=9
We move all terms containing x to the left and all other terms to the right.
+3.5x=+9-2.8
We simplify left and right side of the equation.
+3.5x=+6.2
We divide both sides of the equation by 3.5 to get x.
x=1.77142857143
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