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21x*300+370=45*5+90x
We simplify the equation to the form, which is simple to understand
21x*300+370=45*5+90x
Simplifying:
+6300x+370=45*5+90x
Simplifying:
+6300x+370=+225+90x
We move all terms containing x to the left and all other terms to the right.
+6300x-90x=+225-370
We simplify left and right side of the equation.
+6210x=-145
We divide both sides of the equation by 6210 to get x.
x=-0.0233494363929
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