Practice problem
Solve for nnn, assuming ddd is nonzero. L=a+d(n−1)L=a+d(n-1)L=a+d(n−1)
n=Lad+1n=\frac{L}{ad}+1n=adL+1
n=L−a+dn=L-a+dn=L−a+d
n=L−ad+1n=\frac{L-a}{d}+1n=dL−a+1
n=1L−a+dn=\frac{1}{L-a+d}n=L−a+d1
Type a concept, like “slope” or “photosynthesis”.
