$1.\:\:\:\:\:12x\:-\:9$
$6x+3=5x$
$2x-4+3x-6$
$\left(+6x^2-2\right)\left(-6x^2-2\right)$
$\left(-49\right)-\left(-79\right)$
$\sin\left(\arctan\left(\frac{x}{h}\right)\right)$
$144a^2-b^2$
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!