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Line L1 has an x-intercept at x = 2 and a y-intercept at y = -10. If L1 is parallel to L2 and L2 has a y-intercept at y = 3, find the x-intercept for line L2.
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Line L1 has an x-intercept at x = 2 and a y-intercept at y = -10. If L1 is parallel to L2 and L2 has a y-intercept at y = 3, find the x-intercept for line L2.

User Gtzinos
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1 Answer

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The slope for L1 is (0- -10)/(2-0) = 5
L2 is parallel to L1 so its slope is also 5. L2 has a y-intercept of 3.
Then using y=mx+b, L2 equation is y=5x+3.
Then the x-intercept is 0=5x+3, x=-3/5 or -0.6
User Christian Meinerding
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