bricakes3
03.03.2021 •
Mathematics
Four expressions are shown below: I will mark brainliest
A. 21x + 6
B. 3(7x + 2)
C. 18x + 9
D. 3(6x + 3)
which of the two expressions are equivalent to 3(6x + 2 + x)?
1. A and D
2. C and D
3. A and B
4. B and C
Solved
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Ответ:
A and B is correct
A: 21x + 6
B: 3(7x +2)
Ответ:
Ответ:
For the graph y = 1 find the slope of a line that is perpendicular to it have the slope m = of undefined because y = 1 is a horizontal line whose slope m = 0. So the perpendicular line to it are vertical lines. While the slope of the line parallel to it has a slope of 0.