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5x-4+2x=8
We simplify the equation to the form, which is simple to understand
5x-4+2x=8
We move all terms containing x to the left and all other terms to the right.
+5x+2x=+8+4
We simplify left and right side of the equation.
+7x=+12
We divide both sides of the equation by 7 to get x.
x=1.71428571429
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