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Mathematics 16 Online
OpenStudy (anonymous):

HEEEEEELLLLLLPPPP I cant show the graph but I can give coordinates. Line 1: (-5, 11), (6, -11) Line 2: (7, 11), (-4, -11) The graph shows the solution to which system of equations? A) y = x + 2 and y = -x - 4 B) y = 3x + 7 and y = x + 12 C) y = 2x - 3 and y = -2x + 1 D) y = -x + 4 and y = -2x + 5

OpenStudy (wmj259):

Find the slope first for Line 1.

OpenStudy (wmj259):

then pick 1 pair from line one and plug it into this formula \[m=\frac{ \left( y _{2}-y _{1} \right) }{\left( x _{2}-x _{1} \right) }\]

OpenStudy (wmj259):

Whoops

OpenStudy (wmj259):

y=mx+b is what i meant

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