Find the error and show the correct solution. 1 5x –9 = -2(x-3) 5x-9 = -2x + 5 7x = 14 x = 2

asked Sep 28, 2021 43.6k views

4 votes

Find the error and show the correct solution.

1
5x –9 = -2(x-3)
5x-9 = -2x + 5
7x = 14
x = 2

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6 votes

15/7

Explanation:

The error is in :

It was expanded as -2x +5 which was wrong

Correct solution

$5x - 9 = - 2(x - 3) \\ 5x - 9 = - 2x + 6 \\ 5x + 2x = 6 + 9 \\ 7x = 15$

$(7x)/(7) = (15)/(7) \\ \\ x = 2 (1)/(7)$

Paras Watts answered Oct 3, 2021

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