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Ipatiy [6.2K]
3 years ago
7

Write the equation for the line graphed below.

Mathematics
2 answers:
jeyben [28]3 years ago
4 0

y=ax+b

(-2; -2); (0;-1); <em>(2; 0)</em>

-1=a*0+b => b=-1

<em>0</em>=a*<em>2</em>+b

0=a*2-1

a*2=1 => a=1/2

y=x/2 -1

mrs_skeptik [129]3 years ago
3 0

Answer:

y = 1/2x -1

Step-by-step explanation:

to find the y-intercept you find where the line crosses the y axis

for the slope you need to use the equation

change of y2 - change of y1

change of x2 - change of x1

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