Quiz (1 point)
Given that:
a = x
b = y
c = z
z = x + y
Prove that:
c = a + b
The following properties may be helpful:
if the following are true:
- a = b
- c = d
then a + c = b + d
if the following are true:
- a = b
- b = c
then a = c
if the following are true:
- a = c
- b = c
then a = b
Please write your proof in the table below. Each row should contain one claim. The last claim is the statement that you are trying to prove.