The absolute value of 5 is -5 because -5 is the opposite of five. what is the error?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

If a line is defined by the equation y = 5x + 2, what is the slope?

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