3[5x-3(7x+4)]=

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


Simplifying
3[5x + -3(7x + 4)] = 0

Reorder the terms:
3[5x + -3(4 + 7x)] = 0
3[5x + (4 * -3 + 7x * -3)] = 0
3[5x + (-12 + -21x)] = 0

Reorder the terms:
3[-12 + 5x + -21x] = 0

Combine like terms: 5x + -21x = -16x
3[-12 + -16x] = 0
[-12 * 3 + -16x * 3] = 0
[-36 + -48x] = 0

Solving
-36 + -48x = 0

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + -48x = 0 + 36

Combine like terms: -36 + 36 = 0
0 + -48x = 0 + 36
-48x = 0 + 36

Combine like terms: 0 + 36 = 36
-48x = 36

Divide each side by '-48'.
x = -0.75

Simplifying
x = -0.75

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