1) What is the equation of the line whose y-intercept is 3 and slope is 1? y = x - 3 y = x + 3 y = 3x + 1

asked Mar 20, 2015 39.8k views

2 votes

1) What is the equation of the line whose y-intercept is 3 and slope is 1?

y = x - 3
y = x + 3
y = 3x + 1

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2 votes

$y-intercept : \ b= 3 \\ slope : \ m=1 \\ \\ the \ slope \ intercept \ form \ is : \\ \\ y= mx +b \\ \\ y=1\cdot x + 3 \\ \\y=x+3$

Tadywankenobi answered Mar 22, 2015

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7 votes

$The\ slope-intercept\ form:y=mx+b\\\\m\ is\ slope\\b\ is\ y-intercept\\\\m=1;\ b=3\ then\ y=1x+3\Rightarrow y=x+3$

Slugmandrew answered Mar 25, 2015

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