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If 3x + 8 = 5x - 6, then what is the value of 10x?

If 3x + 8 = 5x - 6, then what is the value of 10x?
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3 votes
If 3x + 8 = 5x - 6, then what is the value of 10x?

User Alex Karahanidi
by
7.9k points

1 Answer

2 votes
3x + 8 = 5x - 6
3x + 8 - 5x = 5x - 6 - 5x
-2x + 8 = -6
-2x + 8 - 8 = -6 - 8
-2x = -14
-2x/-2 = -14/-2
x = 7

10x
10 (7)
70
The value of 10x is 70. The value of x is 7.
User Ioums
by
7.9k points
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