Answer:
Step-by-step explanation:
Solve the Function Operation
Rewrite
=
so is on the left side.
=
2a - 1 - 8b - 12b + 7a - 12
Combine like terms
2a + 7a = 9a
-8b - 12b = -20b
-1 - 12 = -13
9a - 20b - 13
<span>Given that one
hundred students are asked a survey question as they walk through the
front gate at their middle school.
This a representative sample of
the schools population because the sampling is random and is not biased.</span>
Answer:
the first box0.463..
the 2nd box 0.000566
the 3rd box0
the 4th box invalid operation