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Best Answer

4X - 7 = 2X + 5

subtract 2X from each side

4X - 2X - 7 = 2X - 2X + 5

2X - 7 = 5

add 7 to each side

2X - 7 + 7 = 5 + 7

2X = 12

divide both sides integers by 2

(2/2)X = 12/2

X = 6

--------------check in original equation

4(6) - 7 = 2(6) + 5

24 - 7 = 12 + 5

17 = 17

-----------checks

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