28=-2(4+3x)+7(x+4)

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Solution for 28=-2(4+3x)+7(x+4) equation:


Simplifying
28 = -2(4 + 3x) + 7(x + 4)
28 = (4 * -2 + 3x * -2) + 7(x + 4)
28 = (-8 + -6x) + 7(x + 4)

Reorder the terms:
28 = -8 + -6x + 7(4 + x)
28 = -8 + -6x + (4 * 7 + x * 7)
28 = -8 + -6x + (28 + 7x)

Reorder the terms:
28 = -8 + 28 + -6x + 7x

Combine like terms: -8 + 28 = 20
28 = 20 + -6x + 7x

Combine like terms: -6x + 7x = 1x
28 = 20 + 1x

Solving
28 = 20 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
28 + -1x = 20 + 1x + -1x

Combine like terms: 1x + -1x = 0
28 + -1x = 20 + 0
28 + -1x = 20

Add '-28' to each side of the equation.
28 + -28 + -1x = 20 + -28

Combine like terms: 28 + -28 = 0
0 + -1x = 20 + -28
-1x = 20 + -28

Combine like terms: 20 + -28 = -8
-1x = -8

Divide each side by '-1'.
x = 8

Simplifying
x = 8

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