Solve for x:2x−(12−3x)=13

Oof I got a test

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

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

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great