What is the solution to the following system? 4x - 1 = -½x + 8

a.
(7,2)

b.
(6,-8)

c.
(2,7)

d.
(4,-4)

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