Practice problem
Simplify 9x+4÷3x+4\frac{9}{x+4}\div\frac{3}{x+4}x+49÷x+43 if x≠−4x\neq-4x=−4.
6x+4\frac{6}{x+4}x+46
13\frac1331
333
3x+4\frac3{x+4}x+43
Type a concept, like “slope” or “photosynthesis”.
