What is the number name for 1.402

Given: x + y = 6. if xe (-15, -6, -1), then which of the following sets of ordered pairs are solutions? © {(-15, -21), (-6, -12), (-1, -7)} [(-15, 21), (-6, , 7)} {(-15, 21), (-6, 12), (-1, -7)}

1. what is the measure of ∠abc? what is the measure of ∠abd?

3x + 4y = 5 x- 3y = -7 solve by substitution