Answer:
1
Step-by-step explanation:
Multiply -4 with 2x and -7
Then collect like terms
Divide both sides by the co-efficient of x
1,770,000
find the first part of the equation (2200000) and then the second part (430000) and subtract
Answer:
£162.35.
Step-by-step explanation:
Total of letters + packages = 300.
Number of packages = 300 * 16 / ( 16+59)
= 300 * 16/75
= 64
So number of letters = 300 - 64 = 236.
No. of first class letters = 236 * 1/4 = 59.
No. of 2nd class letters = 236 - 59 = 177.
Total cost
= 64*1.2 + 0.52*59 + 0.31*177
= 162.35.
Here is a photo of how to solve it
Answer:
the mean is 3
answer choice D
Step-by-step explanation:
60/20
