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

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


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

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

Reorder the terms:
1 + 7x = 4[-3 + x + 1x]

Combine like terms: x + 1x = 2x
1 + 7x = 4[-3 + 2x]
1 + 7x = [-3 * 4 + 2x * 4]
1 + 7x = [-12 + 8x]

Solving
1 + 7x = -12 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
1 + 7x + -8x = -12 + 8x + -8x

Combine like terms: 7x + -8x = -1x
1 + -1x = -12 + 8x + -8x

Combine like terms: 8x + -8x = 0
1 + -1x = -12 + 0
1 + -1x = -12

Add '-1' to each side of the equation.
1 + -1 + -1x = -12 + -1

Combine like terms: 1 + -1 = 0
0 + -1x = -12 + -1
-1x = -12 + -1

Combine like terms: -12 + -1 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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