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Priscilla Boyer
History
11 December, 03:26
Solve the question 2x-3+4x=21
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Kareem Raymond
11 December, 03:40
0
x = 4
First collect the like terms:
2x - 3 + 4x = 21
6x - 3 = 21
Next, move constant to the right side and change it's sign:
6x = 21 + 3
Next, add the numbers:
6x = 23
Finally, divide both sides by 6:
6x / 6 = 24 / 6
(Any expression divided by itself equals 1)
x = 24 / 6 ...
x = 4
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Donte Barajas
11 December, 03:46
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6x - 3 = 21 21 - 3 = 18 divided by 6 is 3 your answer is 3
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