Answer:
Front end estimation is a way of rounding numbers to estimate sums and differences.
Step-by-step explanation:
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You can double check this with a calculator if you'd like to.
1. 13+6=19 13-6=7
Answer:

Step-by-step explanation:
The given rectangle has diagonals have the endpoints P(-3, -2) ,I(4, -7) and A(4, -2) ,D(-3, -7)
The diagonals of the rectangle bisect each other so we use the midpoint formula to find their point of intersection.
The midpoint formula is;

We use any pair of endpoints of the diagonals to find the point of intersection.
Using A(4, -2) ,D(-3, -7)


or

Yes, it’s option one where y is neg five
Answer:
the answer to this question is x=21
Step-by-step explanation:
Hope this didnt help