littledogy13
30.07.2019 •
Mathematics
What are the dimensions of a rectangular tract of land when its perimeter is 66 kilometers and its area is 260 square kilometers? (enter the lengths of the sides as a comma-separated
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Ответ:
(Length times width equals 260, and 20 times 2 plus 13 times 2 is 66.)
Ответ:
they are the same
Step-by-step explanation:
6x - 2x + 4 ← collect like terms
= 4x + 4
and
4(x + 1) ← distribute parenthesis by 4
= 4x + 4
The 2 expressions are equivalent to 4x + 4