Y=4x+7 what are the intercepts of the line

To find the intercepts you sub the opposite value for 0 
To find y: 
Y=4(0)+7
0*4=0+7=7
y=7

To find x: 
0=4x+7
Subtract 7 from both sides
-7=4x
divide both sides by 4

x=-7/4  

Final  
x-intercept: (-7/4,0) 
y-intercept: (0,7) 

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