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Alessandra Clay
23 August, 17:16
What is the value y of 3x + y = 9 y = - 4x + 10
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Nathaly Dennis
23 August, 20:51
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Step-by-step explanation:
first of all, use substitution.
3x + - 4x + 10 = 9
Then move all x's to one side.
10 = 9 + x
Move all normal numbers to one side
1 = x
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