Estimation is a important skill to know when adding and subtracting decimals because if you estimate you have an idea on what your answer should be close to.
For example 4.68-2.38 could be 5-2 which is 3. 4.68-2.38 equals 2.3. 2.3 is close to 3.
Answer:
24m-28
Step-by-step explanation:
4*6m=24m
-7*4=-28
24m -28
Answer:
None.
Step-by-step explanation:
This has no real factors.
Answer:
4c - 2
Step-by-step explanation:
Add up all the terms to find the perimeter.
2c + 2(c - 1)
2c + 2c - 2
4c - 2
Therefore, the perimeter is 4c - 2.
Answer: 4x + 6y >/ 50
Step-by-step explanation:
The answer is A. 4x + 6y is greater than or equal to 50