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

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


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

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

Reorder the terms:
-2[3 + -3 + 7x + -3x] = -6x + -7

Combine like terms: 3 + -3 = 0
-2[0 + 7x + -3x] = -6x + -7
-2[7x + -3x] = -6x + -7

Combine like terms: 7x + -3x = 4x
-2[4x] = -6x + -7

Remove brackets around [4x]
-2 * 4x = -6x + -7

Multiply -2 * 4
-8x = -6x + -7

Reorder the terms:
-8x = -7 + -6x

Solving
-8x = -7 + -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.
-8x + 6x = -7 + -6x + 6x

Combine like terms: -8x + 6x = -2x
-2x = -7 + -6x + 6x

Combine like terms: -6x + 6x = 0
-2x = -7 + 0
-2x = -7

Divide each side by '-2'.
x = 3.5

Simplifying
x = 3.5

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