the expression 30 tens - 3 tens 3 tenths. A number proceeded by "tens" means that the number is multiplied by 10 while "tenths" means that the number is divided by 10. 30*10 - 3*10*3/10 equal to 300 - 9 or 291.
Answer:
x=31
Step-by-step explanation:
take the square root of both sides to get the answer
Answer:
14n-16
Step-by-step explanation:
Given
![2n - 7 + 3(4n - 3)\\](https://tex.z-dn.net/?f=2n%20-%207%20%2B%203%284n%20-%203%29%5C%5C)
Simplification requires the expression to be in its shortest and concise form. The brackets are opened and addition or subtractions are performed
So,
Multiplying 3 inside bracket
![2n - 7 + 12n - 9](https://tex.z-dn.net/?f=2n%20-%207%20%2B%2012n%20-%209)
Combining alike terms:
![2n+12n-7-9](https://tex.z-dn.net/?f=2n%2B12n-7-9)
Performing addition and subtractions:
![14n-16](https://tex.z-dn.net/?f=14n-16)
Hence the simplified form is:
14n-16 ..
Answer:0.15151515/1
Step-by-step explanation:
Answer:
c 89+42x+42y
Step-by-step explanation:
On day 1 :
First Machine= 89 stickers
Second Machine= none
On day 2 :
First Machine= ? stickers ( if in 1min = 42stickers
x min=?
( x min/1 min × 42stickers)
=42x stickers.
Second Machine=?stickers ( if in 1min = 42stickers
y min=?
( y min/1 min × 42stickers)
=42y stickers.
Total = 89 + 42x + 42y