6(x+2)+3(3x+7)=4(5+4x)-7

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Solution for 6(x+2)+3(3x+7)=4(5+4x)-7 equation:


Simplifying
6(x + 2) + 3(3x + 7) = 4(5 + 4x) + -7

Reorder the terms:
6(2 + x) + 3(3x + 7) = 4(5 + 4x) + -7
(2 * 6 + x * 6) + 3(3x + 7) = 4(5 + 4x) + -7
(12 + 6x) + 3(3x + 7) = 4(5 + 4x) + -7

Reorder the terms:
12 + 6x + 3(7 + 3x) = 4(5 + 4x) + -7
12 + 6x + (7 * 3 + 3x * 3) = 4(5 + 4x) + -7
12 + 6x + (21 + 9x) = 4(5 + 4x) + -7

Reorder the terms:
12 + 21 + 6x + 9x = 4(5 + 4x) + -7

Combine like terms: 12 + 21 = 33
33 + 6x + 9x = 4(5 + 4x) + -7

Combine like terms: 6x + 9x = 15x
33 + 15x = 4(5 + 4x) + -7
33 + 15x = (5 * 4 + 4x * 4) + -7
33 + 15x = (20 + 16x) + -7

Reorder the terms:
33 + 15x = 20 + -7 + 16x

Combine like terms: 20 + -7 = 13
33 + 15x = 13 + 16x

Solving
33 + 15x = 13 + 16x

Solving for variable 'x'.

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

Add '-16x' to each side of the equation.
33 + 15x + -16x = 13 + 16x + -16x

Combine like terms: 15x + -16x = -1x
33 + -1x = 13 + 16x + -16x

Combine like terms: 16x + -16x = 0
33 + -1x = 13 + 0
33 + -1x = 13

Add '-33' to each side of the equation.
33 + -33 + -1x = 13 + -33

Combine like terms: 33 + -33 = 0
0 + -1x = 13 + -33
-1x = 13 + -33

Combine like terms: 13 + -33 = -20
-1x = -20

Divide each side by '-1'.
x = 20

Simplifying
x = 20

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