Make the equation of a straight line passing through two points with coordinates A (2; 3) and B (3; 2).
| December 1, 2020 | education
A (2; 3)
B (3; 2)
y = k x + b
System of equations:
(3 = 2k + b
(2 = 3k + b
b = 3 – 2k
2 = 3k + 3 – 2k
2 – 3 = 1k
-1 = k
k = -1
b = 3 – 2 × (-1)
b = 3 + 2
b = 5
(k = -1
(b = 5
y = -1x + 5
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