$7\:+\sqrt{7+3x}\:+\:2x\:=\:4x$
$\int_0^{\pi}\left(sinxcosx\right)dx$
$-4^0$
$\cos^2\left(x\right)+3\sin^2\left(x\right)=2$
$4\cdot8+2-3\left(4-2\right)+9+3$
$2x-3y-z+2w+3v=4$
$3\left(\tan\left(80\right)-2\right)=2\tan\left(80\right)-7$
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