What is the property of 234+(-234)=0

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

He factorization of 8x3 – 125 is (2x – 5)(jx2 + kx + 25). what are the values of j and k?

Pierre is covered by his employers group major medical plan. his employer pays for 75% of the premium and he pays for 25%. how much would a $10000 benefit be taxable as income under this plan