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18. If 4 - 5x = -3, then what is 10x - 8

18. If 4 - 5x = -3, then what is 10x - 8
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18. If 4 - 5x = -3, then what is 10x - 8

User Muhammad Hamed
by
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1 Answer

1 vote

Answer:

6

Explanation:


4 - 5x = - 3 \\ \\ - 5x = - 3 - 4 \\ \\ - 5x = - 7 \\ \\ x = ( - 7)/( - 5) \\ \\ x = (7)/(5) \\ \\ 10x - 8 \\ \\ = 10 * (7)/(5) - 8 \\ \\ = 2 * 7 - 8 \\ \\ = 14 - 8 \\ \\ = 6

User Shaxby
by
7.7k points
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