7[x+3(6-x)]=2x+1

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Solution for 7[x+3(6-x)]=2x+1 equation:


Simplifying
7[x + 3(6 + -1x)] = 2x + 1
7[x + (6 * 3 + -1x * 3)] = 2x + 1
7[x + (18 + -3x)] = 2x + 1

Reorder the terms:
7[18 + x + -3x] = 2x + 1

Combine like terms: x + -3x = -2x
7[18 + -2x] = 2x + 1
[18 * 7 + -2x * 7] = 2x + 1
[126 + -14x] = 2x + 1

Reorder the terms:
126 + -14x = 1 + 2x

Solving
126 + -14x = 1 + 2x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-2x' to each side of the equation.
126 + -14x + -2x = 1 + 2x + -2x

Combine like terms: -14x + -2x = -16x
126 + -16x = 1 + 2x + -2x

Combine like terms: 2x + -2x = 0
126 + -16x = 1 + 0
126 + -16x = 1

Add '-126' to each side of the equation.
126 + -126 + -16x = 1 + -126

Combine like terms: 126 + -126 = 0
0 + -16x = 1 + -126
-16x = 1 + -126

Combine like terms: 1 + -126 = -125
-16x = -125

Divide each side by '-16'.
x = 7.8125

Simplifying
x = 7.8125

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