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Mathematics, 11.10.2019 22:30 jamaiciaw6

On a number line, a number, b. is located the same distance from 0 as another number, a, but in the opposite direction. the
number b varies directly with the number a. for example b = 2 when a = -24. which equation represents this direct
variation between a and b?
b=-a
-b=-a
b - a=0
b(-a) = 0

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