What is the variable for 5x + 2 3^

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

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

Solve for the equation x. 2x + 22 = 4(x + 3)