Answer:
-3
Step-by-step explanation:
-x+8x=-21
7x=-21
7x/7=-21/7
x=-3
Arithmetic
To round, go to the length behind it.
2<u>,</u><u>4</u>13
If it is four or under, you keep the four and, you must turn everything to the left side to zero.
If it is five and up, turn the number into 3000.
Note: This cannot be rounded to 2,500 and 2,400 due to the question being asked.
Meaning, the equation formed is:
5x2,000=10,000
Answer:
r=11 m
Step-by-step explanation:
Too lazy to explain:
πr²h=v
3.14*r²*12=4560
r²≈121
r is 11 m
Answer:

Step-by-step explanation:

