Answer:r-1
Step-by-step explanation:
(-r-5)-(-2r-4) Or (-r-5)-(-2r-4)
-r+-5+2r+4. -r-5+2r+4
r-1 r-1
You bring down the first Parentheses Then have to multiply the (implied 1) -1•-2=2 and -1•-4=4 and do the math regularly
Answer:
Look at the graph below, hope this helped.
Step-by-step explanation:
Answer:
The number of apples in the 12 bag is 96
Solution:
Given that, there are 12 bags of apples on a market stall.
The mean number of apples in each bag is 8.
We have to calculate the number of apples in the 12 bag.
The mean of "n" observations is given as:
Hence, there are 96 apples in 12 bags.
Answer:
The conclusion that you can raw about the coming weather is : you could assume the weather will be stormy and unsettled, since all kind of fronts uusally bring some form of precipitation.
Step-by-step explanation:
Answer:
The width cannot be negative, so w = 9, l = 16.
Step-by-step explanation:
w = the width
l = w +7
A = l · w
A= w ( w + 7 )
144 = w2 + 7w
0 = w2 + 7w - 144
0 = ( w - 9 )( w + 16 )
The width cannot be negative, so w = 9, l = 16.
