7(3x+4)=8(x+2)-11

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Solution for 7(3x+4)=8(x+2)-11 equation:


Simplifying
7(3x + 4) = 8(x + 2) + -11

Reorder the terms:
7(4 + 3x) = 8(x + 2) + -11
(4 * 7 + 3x * 7) = 8(x + 2) + -11
(28 + 21x) = 8(x + 2) + -11

Reorder the terms:
28 + 21x = 8(2 + x) + -11
28 + 21x = (2 * 8 + x * 8) + -11
28 + 21x = (16 + 8x) + -11

Reorder the terms:
28 + 21x = 16 + -11 + 8x

Combine like terms: 16 + -11 = 5
28 + 21x = 5 + 8x

Solving
28 + 21x = 5 + 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.
28 + 21x + -8x = 5 + 8x + -8x

Combine like terms: 21x + -8x = 13x
28 + 13x = 5 + 8x + -8x

Combine like terms: 8x + -8x = 0
28 + 13x = 5 + 0
28 + 13x = 5

Add '-28' to each side of the equation.
28 + -28 + 13x = 5 + -28

Combine like terms: 28 + -28 = 0
0 + 13x = 5 + -28
13x = 5 + -28

Combine like terms: 5 + -28 = -23
13x = -23

Divide each side by '13'.
x = -1.769230769

Simplifying
x = -1.769230769

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