4(5x+4)=7(3x-16)+7

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Solution for 4(5x+4)=7(3x-16)+7 equation:


Simplifying
4(5x + 4) = 7(3x + -16) + 7

Reorder the terms:
4(4 + 5x) = 7(3x + -16) + 7
(4 * 4 + 5x * 4) = 7(3x + -16) + 7
(16 + 20x) = 7(3x + -16) + 7

Reorder the terms:
16 + 20x = 7(-16 + 3x) + 7
16 + 20x = (-16 * 7 + 3x * 7) + 7
16 + 20x = (-112 + 21x) + 7

Reorder the terms:
16 + 20x = -112 + 7 + 21x

Combine like terms: -112 + 7 = -105
16 + 20x = -105 + 21x

Solving
16 + 20x = -105 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
16 + 20x + -21x = -105 + 21x + -21x

Combine like terms: 20x + -21x = -1x
16 + -1x = -105 + 21x + -21x

Combine like terms: 21x + -21x = 0
16 + -1x = -105 + 0
16 + -1x = -105

Add '-16' to each side of the equation.
16 + -16 + -1x = -105 + -16

Combine like terms: 16 + -16 = 0
0 + -1x = -105 + -16
-1x = -105 + -16

Combine like terms: -105 + -16 = -121
-1x = -121

Divide each side by '-1'.
x = 121

Simplifying
x = 121

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