[tex] 1.\\2\pi r=C\ \ \ \ |:2\pi\\\\\boxed{r=\dfrac{C}{2\pi}}\\\\2.\\\dfrac{1}{2}bh=A\ \ \ \ |\cdot2\\\\bh=2A\ \ \ \ |:h\neq0\\\\\boxed{b=\dfrac{2A}{h}}\\\\3.\\mx+b=y\ \ \ \ |-b\\\\mx=y-b\ \ \ \ |:m\neq0\\\\\boxed{x=\dfrac{y-b}{m}} [/tex]
[tex] 4.\\\dfrac{1}{2}(a+b)h=A\ \ \ \ \ |\cdot2\\\\(a+b)h=2A\ \ \ \ |:(a+b)\neq0\\\\\boxed{h=\dfrac{2A}{a+b}}\\\\5.\\\pi r^2h=V\ \ \ \ |:\pi r^2\neq0\\\\\boxed{h=\dfrac{V}{\pi r^2}}\\\\6.\\2\pi r^2+2\pi rh=SA\ \ \ \ |-2\pi r^2\\\\2\pi rh=SA-2\pi r^2\ \ \ \ |:2\pi r\neq0\\\\\boxed{h=\dfrac{SA-2\pi r^2}{2\pi r}} [/tex]
[tex] 7.\\rt=d\ \ \ |:r\neq0\\\\\boxed{t=\dfrac{d}{t}}\\\\8.\\nRT=PV\ \ \ \ |:nR\neq0\\\\\boxed{T=\dfrac{PV}{nR}}\\\\9.\\\dfrac{FV-OV}{T}=A\ \ \ \ |\cdot T\neq0\\\\FV-OV=AT\ \ \ \ |-FV\\\\-OV=AT-FV\ \ \ \ |\cdot(-1)\\\\\boxed{OV=FV-AT}\\\\10.\\\dfrac{Wtc}{1000}=C\ \ \ \ |\cdot1000\\\\Wtc=1000C\ \ \ \ |:tc\neq0\\\\\boxed{W=\dfrac{1000C}{tc}} [/tex]
