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Mathematics 10 Online
OpenStudy (anonymous):

Someone please help! Write the equation of a line that includes the point (22,12) and has a slope of 4 in standard form. A) -4x + y = -76 B) 4x + y = 100 C) -4x + y = -100 D) 4x + y = 76

Nnesha (nnesha):

plug your order pair into the equation if both side are equal then that is your answer

OpenStudy (midhun.madhu1987):

y - y1 = m(x - x1)

OpenStudy (midhun.madhu1987):

This is the point-Slope form of a equation... plug in the values of x1, y1 and m. Rearrange it get the standard form...

Nnesha (nnesha):

first you can look your slope your slope is 4 which answer choices have 4 slope after this information you can cancel out some answer choices

OpenStudy (anonymous):

They all have 4 as the slope don't they?

OpenStudy (anonymous):

@Nnesha

Nnesha (nnesha):

no when you move x on right side sign gonna change

Nnesha (nnesha):

for example |dw:1416072959641:dw| so this one absolutely wrong bec they told you that slope is 4 but for this equation you have negative 4

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