Answer:
x = 8
Step-by-step explanation:
subtract 1 from each side.
you end up with 2x = 16
then divide both sides by 2
giving you x = 8.
unit rate of speed is 0.27 miles per minute .
<u>Step-by-step explanation:</u>
Here we have , it took marjorie 15 minutes to drive from her house to her daughter's school. If the school was 4 miles away from her house, We need to find what was her unit rate of speed . Let's find out:
We know that , ...........(1)
According to question we have following parameters as :
Putting these value in equation (1) we get:
⇒
⇒
⇒
⇒
Therefore , unit rate of speed is 0.27 miles per minute .
Answer:
2 - 5x² - 63
Step-by-step explanation:
Given
(2x² + 9)(x² - 7)
Each term in the second factor is multiplied by each term in the first factor, that is
2x² (x² - 7) + 9(x² - 7) ← distribute both parenthesis
= 2 - 14x² + 9x² - 63 ← collect like terms
= 2 - 5x² - 63
Answer:
Q.9 32m
Q.10 4m
Step-by-step explanation:
Q.9 the answer is 32 though there is no answer in the options because
u will take the number of the squares multiplied by the area of one square
that is 8×4=32
Q.10 you will divide the area by the length given to get the length of the other side
that is 32÷8=4
Answer: I belive it is
94
Step-by-step explanation: