Question

The perimeter of a triangle is given by the formula P = a + b + c. Solved for b, this formula becomes b =

A)
P + a + c
B)
P - a - c
C)
P + a - c
D)
P - a + c

Answer 1

B

Explanation:

Answer 2

I think that is is B)
Because
P=a+b+c
a+b+c=P
b=P-a-c