$-3r\:-10$
$3\cdot\left(5+3\right)-2\cdot\left(7+1\right)$
$x^2+5x-9=0$
$\frac{12a^2.+8a+24}{2}$
$3m-3n-xm+xn$
$8\cdot8^9$
$\sin\left(a\right)+\sin3a$
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!