Fast use these four examples to summarize the result when you add a natural number and an integer: 5 + (-10) 5 + (-3) 5 + 3 5 + 0

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor

If set d is not the empty set but is a subset of set e, then which of the following is true? d ∩ e = d d ∩ e = e d ∩ e = ∅