3[3-(-5x-4)]=75x+69

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Solution for 3[3-(-5x-4)]=75x+69 equation:


Simplifying
3[3 + -1(-5x + -4)] = 75x + 69

Reorder the terms:
3[3 + -1(-4 + -5x)] = 75x + 69
3[3 + (-4 * -1 + -5x * -1)] = 75x + 69
3[3 + (4 + 5x)] = 75x + 69

Combine like terms: 3 + 4 = 7
3[7 + 5x] = 75x + 69
[7 * 3 + 5x * 3] = 75x + 69
[21 + 15x] = 75x + 69

Reorder the terms:
21 + 15x = 69 + 75x

Solving
21 + 15x = 69 + 75x

Solving for variable 'x'.

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

Add '-75x' to each side of the equation.
21 + 15x + -75x = 69 + 75x + -75x

Combine like terms: 15x + -75x = -60x
21 + -60x = 69 + 75x + -75x

Combine like terms: 75x + -75x = 0
21 + -60x = 69 + 0
21 + -60x = 69

Add '-21' to each side of the equation.
21 + -21 + -60x = 69 + -21

Combine like terms: 21 + -21 = 0
0 + -60x = 69 + -21
-60x = 69 + -21

Combine like terms: 69 + -21 = 48
-60x = 48

Divide each side by '-60'.
x = -0.8

Simplifying
x = -0.8

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