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18 votes
18 votes
The points (x, 3) and (-1, -4) lie on the same line. If the slope of the line is 1, what is

the value of x?
A-3
B 1
C 6
D-6

User Cyberconte
by
2.9k points

1 Answer

14 votes
14 votes

Answer:

C) 6

Explanation:

use slope formula:

(-4 - 3) / (-1 - x) = 1

cross-multiply:

-7 = -1 - x

-6 = -x

6 = x

User Zaffar Saffee
by
3.0k points