Practice problem
Add the following expressions: 5x2+3x+x+43x2+0x+6x−4\begin{align}\\ 5x^{2}+3x+\sqrt{x}&+4\\ 3x^{2}+0x+6\sqrt{x}&-4\\ \end{align}5x2+3x+x3x2+0x+6x+4−4
8x2+3x+7x8x^{2}+3x+7\sqrt{x}8x2+3x+7x
2x2+3x−5x+82x^{2}+3x-5\sqrt{x}+82x2+3x−5x+8
−8x2−3x−7x-8x^{2}-3x-7\sqrt{x}−8x2−3x−7x
8x2+3x+7x+88x^{2}+3x+7\sqrt{x}+88x2+3x+7x+8
Type a concept, like “slope” or “photosynthesis”.