$20a;a=7$
$1-x<3$
$x\sqrt{x^2}+1$
$\left(3a+b\right)^5$
$5\left(2x-1\right)\:=\:9x\:+\:2$
$\lim_{x\to-3}\left(\frac{x+3}{\left|x+3\right|}\right)$
$3^{-5}\cdot3^8$
Get a preview of step-by-step solutions.
Earn solution credits, which you can redeem for complete step-by-step solutions.
Save your favorite problems.
Become premium to access unlimited solutions, download solutions, discounts and more!