# Algebra II

posted by
**Kiara** on
.

A student is asked to solve b2 + a2 = c2 for a and gives the following solution. Assume all variables represent positive Real Numbers.

b2 + a2 = c2

pb2 + a2 = pc2

b + a = c

a = c-b

Explain the mistake(s) made by the student and provide the correct solution.