2x + 7 = 11 Answer is
2x × 1 + 7 = 9 not equal to 11
2x × 2 + 7 = 11 = 11
L.H.S = R.H.S
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Answered by
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Answer:
2x 7 =11 so 2x=11-7, 2x=4, x=4/2, x=2
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