$9 ( 5 v - 3 ) + 4 ( 2 v + 5 )$
$3x^3\:-6x^2-3x\:$
$\int\left(x^2+6x-7\right)\cos4xdx$
$\left|-3+-2\right|^4$
$6x-5\ge9x+1$
$-5x+6x+y+3y$
$10\:-\:3b\:+\:5b\:=\:-8\:$
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