2(v+5)-4v use the distributive property to simplify. pls !

Can you guys plz answer this question in order and quickly plz i will give 30 points

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given