barbaraalamop93yhn barbaraalamop93yhn

22-05-2018
Mathematics

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3x+4[2x-3(x+1)-20x]=25x+100

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DatOneNOnlyAsian DatOneNOnlyAsian

22-05-2018

Simplify:
3x + 4[2x -3x -3 -20x] = 25x +100
3x + 4(-21x -3) = 25x + 100
3x - 84x -12 = 25x + 100
-81x -12 = 25x + 100
Add 12 and Subtract 25x from each side
-106x = 112
X = -112/106
X = -56/53
^^^^^^^^^^
Final Answer^^

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