$49y^2+28yz+4z^2$
$5x+9x-2z+4z-3y+4x$
$\left(2x^{3n}+6\right)^3$
$3x^2-5x+12;\:x=-2$
$x\left(x+7\right)\left(x+3\right)$
$\frac{21^6.35^3.80^3}{15^4.14^9.30^2}$
$-4\cdot21-\left(-5\right)$
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!