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sinx+sin^3x+2020*sin^5x=cos(2x)+cos^3(2x)+2020*cos^5(2x) equation

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            3              5                    3                5     
sin(x) + sin (x) + 2020*sin (x) = cos(2*x) + cos (2*x) + 2020*cos (2*x)
$$\left(\sin^{3}{\left(x \right)} + \sin{\left(x \right)}\right) + 2020 \sin^{5}{\left(x \right)} = \left(\cos^{3}{\left(2 x \right)} + \cos{\left(2 x \right)}\right) + 2020 \cos^{5}{\left(2 x \right)}$$
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