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18-08-2021
Mathematics

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RS = 3y + 3, ST = 2y + 7, and RT=-10y-10

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CrazyBun CrazyBun

18-08-2021

Answer: y = -4/3

Explanation:

RS + ST = RT
3y + 3 + 2y + 7 = -10y - 10
5y + 10 = -10y - 10
15y = -20
y = -20/15
y = -4/3

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