Find X-intercept of the line that passes through the points (0,5) and (5,15).
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Step-by-step explanation:m = (-5 + 1)/(-5 - 5) = -4/-10 = 2/5
( y + 1) = (2/5)(x - 5)
y + 1 = 2x/5 - 2
y = 2x/5 - 3
y-intercept = -3
0 = 2x/5 - 3
3 = 2x/5
2x = 15
x = 15/2 = 7 1/2
x-intercept = 7 1/2
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