Complete the equations of the system in slope intercept form use a decimal for the slope if nessisary
line 1 line 2
x y. x y
0 3. -1 1
1. 5. -2-1
line 1: y=+
line 2: y=+

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality