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

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


Simplifying
(2x + 1) + -1(x + 3) = 7(6 + -1x)

Reorder the terms:
(1 + 2x) + -1(x + 3) = 7(6 + -1x)

Remove parenthesis around (1 + 2x)
1 + 2x + -1(x + 3) = 7(6 + -1x)

Reorder the terms:
1 + 2x + -1(3 + x) = 7(6 + -1x)
1 + 2x + (3 * -1 + x * -1) = 7(6 + -1x)
1 + 2x + (-3 + -1x) = 7(6 + -1x)

Reorder the terms:
1 + -3 + 2x + -1x = 7(6 + -1x)

Combine like terms: 1 + -3 = -2
-2 + 2x + -1x = 7(6 + -1x)

Combine like terms: 2x + -1x = 1x
-2 + 1x = 7(6 + -1x)
-2 + 1x = (6 * 7 + -1x * 7)
-2 + 1x = (42 + -7x)

Solving
-2 + 1x = 42 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-2 + 1x + 7x = 42 + -7x + 7x

Combine like terms: 1x + 7x = 8x
-2 + 8x = 42 + -7x + 7x

Combine like terms: -7x + 7x = 0
-2 + 8x = 42 + 0
-2 + 8x = 42

Add '2' to each side of the equation.
-2 + 2 + 8x = 42 + 2

Combine like terms: -2 + 2 = 0
0 + 8x = 42 + 2
8x = 42 + 2

Combine like terms: 42 + 2 = 44
8x = 44

Divide each side by '8'.
x = 5.5

Simplifying
x = 5.5

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