Evaluate the limit:
lim
z
→
7
−
8
z
+
5
\displaystyle \lim_{{{z}\rightarrow\ {7}}}\ -{8}{z}+{5}
z
→
7
lim
−
8
z
+
5
=
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\displaystyle
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity