3(64-5x)=3(7x)-4(2x+1)

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Solution for 3(64-5x)=3(7x)-4(2x+1) equation:


Simplifying
3(64 + -5x) = 3(7x) + -4(2x + 1)
(64 * 3 + -5x * 3) = 3(7x) + -4(2x + 1)
(192 + -15x) = 3(7x) + -4(2x + 1)

Remove parenthesis around (7x)
192 + -15x = 3 * 7x + -4(2x + 1)

Multiply 3 * 7
192 + -15x = 21x + -4(2x + 1)

Reorder the terms:
192 + -15x = 21x + -4(1 + 2x)
192 + -15x = 21x + (1 * -4 + 2x * -4)
192 + -15x = 21x + (-4 + -8x)

Reorder the terms:
192 + -15x = -4 + 21x + -8x

Combine like terms: 21x + -8x = 13x
192 + -15x = -4 + 13x

Solving
192 + -15x = -4 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
192 + -15x + -13x = -4 + 13x + -13x

Combine like terms: -15x + -13x = -28x
192 + -28x = -4 + 13x + -13x

Combine like terms: 13x + -13x = 0
192 + -28x = -4 + 0
192 + -28x = -4

Add '-192' to each side of the equation.
192 + -192 + -28x = -4 + -192

Combine like terms: 192 + -192 = 0
0 + -28x = -4 + -192
-28x = -4 + -192

Combine like terms: -4 + -192 = -196
-28x = -196

Divide each side by '-28'.
x = 7

Simplifying
x = 7

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