Answer:
16
Step-by-step explanation:
8x
substitute
8(2)
parenthesis mean multiplication
16
Answer:

Step-by-step explanation:



Therefore, the coefficient of
is
.
Answer:
21
Step-by-step explanation:
30 Percent of 70 could be written .3 × 70. .3 times 70 is 21
Step-by-step explanation:

Answer:
B) (-∞,∞)
Step-by-step explanation:
The domain is the x-values, so it’s all real numbers in this graph.
I would use interval notation and choose B) (-∞,∞)
The range is the y-values, so it’s (2,-1), if that’s the next question.