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Mathematics
Damaris Wise
11 November, 10:17
13. Solve for y: 39x - 3y = 21
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Matthew Marks
11 November, 11:17
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39x-3y=21
-3y=21-39x
(subtract both sides of the equation by 39x and divide both sides by - 3)
y=-7+3x : would be the equation for y.
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