Answer:
D
Step-by-step explanation:
since five out of 2000 were chosen randomly then that's a random sample since everyone had an equal chance to be picked
Answer:
Step-by-step explanation:
m∠2 ≅ m∠7 [Alternate exterior angles]
m∠7 + m∠8 = 180° [Linear pair theorem]
m∠2 + m∠8 = 180° [Substitution property]
∠2 and ∠8 are supplementary [Definition of supplementary angles]
Answer:
third choice, 5(x+2y-3)
Step-by-step explanation:
multiply every item in the parentheses by 5.