Question 536929
-4x+2y=8 crosses another line with the equation y+(2/3)x+b at the point (3,a)

plug (3,a) for  the line
-4x+2y=8
-4(3)+2a=8
-12+2a=8
2a=20
a=10

y=(2/3)x+b

(3,10) is the point

10=(2/3)*3+b
10=2+b
b=8

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