Complete the two-column proof.

Given: 12x - y = 5;x = -5

Prove: -65/6 =y

12x - 5y = 5; x = -5

-60 - 6y = 5 - 6y = 65

y= -65/6

-65/6 =y

1.
A Given
B Substitution Property
C Addition Property of Equality
D Addition Property of Equality
E Symmetric Property of Equality

2.
A Given
B Substitution Property
C Addition Property of Equality
D Division Property of Equality
E Reflective Property of Equality

3.
A Given
B Symmetric Property of Equality
C Addition Property of Equality
D Division Property of Equality
E Reflective Property of Equality

4.
A Given
B Substitution Property
C Addition Property of Equality
D Division Property of Equality
E Symmetric Property of Equality

​