Answer:
4x+6y+2
Step-by-step explanation:
Answer:
the perimeter is 87
Step-by-step explanation:
In the initial number xx7,xxx; 7 is in the thousands place meaning its value is 7,000.
If it is moved to the tens place = xxx,x7x then it's value will decrease, it will become 70 only.
Every placement has its corresponding values, thus whereven the number 7 is place it is multiplied by its corresponding values (ones, tens, hundreds, etc).
Answer:
Earth weighs about 13,170,000,000,000,000,000,000,000 pounds
Step-by-step explanation: