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How do you sovle 5x-4+7x=5(2x-4)
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11 votes
How do you sovle 5x-4+7x=5(2x-4)

User Mallorn
by
3.2k points

2 Answers

12 votes

Answer:

x = -8

Step-by-step explanation:

5x - 4 + 7x = 5(2x - 4)

12x - 4 = 10x - 20

+20 +20

12x + 16 = 10x

-12x -12x

16 = -2x

divide by -2

x = -8

User Sheena
by
3.9k points
7 votes

Answer:

x = -8

Explanation:

5x - 4 + 7x = 5(2x - 4)

12x - 4 = 10x - 20

+20 +20

12x + 16 = 10x

-12x -12x

16 = -2x

divide by -2

x = -8

User KKSINGLA
by
3.2k points
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