Ara3333
Ara3333
15-01-2021
Mathematics
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If -2x +7 = 3x - 8, then x =
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Аноним
Аноним
15-01-2021
-2x +7 = 3x - 8
Move the variable to the left-hand side and change its sign
-2x -3x+ 7 = -8
Move the constant to the right-hand side and change its sign
-2x -3x = -8 -7
Collect like terms
-5x = -15
Divide both sides of the equation by -5
x=3
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