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Mathematics 23 Online
OpenStudy (jekdidkdjrjrjjr):

Solve the system of linear equations below. y = -2x + 19 y = x + 7 OPTIONS A x = 4, y = 11 B x = -12, y = -5 C x = -4, y = 3 D x = 8, y = 3

OpenStudy (jekdidkdjrjrjjr):

@heacain

OpenStudy (anonymous):

im not good at solving osrry

OpenStudy (erak):

Set both equations equal to each other, like so: -2x + 19 = x + 7 Then isolate for x.

OpenStudy (jekdidkdjrjrjjr):

so its A?

OpenStudy (erak):

yeah

OpenStudy (jekdidkdjrjrjjr):

k

OpenStudy (anonymous):

bc. there are y= --- and y = --- so from this result you can making y=y so every two right sides make them equal and will get an equation in x and will can calculi it easy

OpenStudy (anonymous):

so after you know the value of x so using this value you can calculi easy the value of y substituting the x value in place of x inside these two equations

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