3[x-7]+4x=5(x+1)+x

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Solution for 3[x-7]+4x=5(x+1)+x equation:


Simplifying
3[x + -7] + 4x = 5(x + 1) + x

Reorder the terms:
3[-7 + x] + 4x = 5(x + 1) + x
[-7 * 3 + x * 3] + 4x = 5(x + 1) + x
[-21 + 3x] + 4x = 5(x + 1) + x

Combine like terms: 3x + 4x = 7x
-21 + 7x = 5(x + 1) + x

Reorder the terms:
-21 + 7x = 5(1 + x) + x
-21 + 7x = (1 * 5 + x * 5) + x
-21 + 7x = (5 + 5x) + x

Combine like terms: 5x + x = 6x
-21 + 7x = 5 + 6x

Solving
-21 + 7x = 5 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-21 + 7x + -6x = 5 + 6x + -6x

Combine like terms: 7x + -6x = 1x
-21 + 1x = 5 + 6x + -6x

Combine like terms: 6x + -6x = 0
-21 + 1x = 5 + 0
-21 + 1x = 5

Add '21' to each side of the equation.
-21 + 21 + 1x = 5 + 21

Combine like terms: -21 + 21 = 0
0 + 1x = 5 + 21
1x = 5 + 21

Combine like terms: 5 + 21 = 26
1x = 26

Divide each side by '1'.
x = 26

Simplifying
x = 26

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