What is the equation of this line?
y = 1/2x - 3
y = -1/2x - 3
y = -2x - 3
y = 2x - 3

Can someone me with this problem i don't understand i need

What is the anwers for 9+2x=5x-3-x

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