3x(4x-5)-30=4x(3x+1)+8

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Solution for 3x(4x-5)-30=4x(3x+1)+8 equation:


Simplifying
3x(4x + -5) + -30 = 4x(3x + 1) + 8

Reorder the terms:
3x(-5 + 4x) + -30 = 4x(3x + 1) + 8
(-5 * 3x + 4x * 3x) + -30 = 4x(3x + 1) + 8
(-15x + 12x2) + -30 = 4x(3x + 1) + 8

Reorder the terms:
-30 + -15x + 12x2 = 4x(3x + 1) + 8

Reorder the terms:
-30 + -15x + 12x2 = 4x(1 + 3x) + 8
-30 + -15x + 12x2 = (1 * 4x + 3x * 4x) + 8
-30 + -15x + 12x2 = (4x + 12x2) + 8

Reorder the terms:
-30 + -15x + 12x2 = 8 + 4x + 12x2

Add '-12x2' to each side of the equation.
-30 + -15x + 12x2 + -12x2 = 8 + 4x + 12x2 + -12x2

Combine like terms: 12x2 + -12x2 = 0
-30 + -15x + 0 = 8 + 4x + 12x2 + -12x2
-30 + -15x = 8 + 4x + 12x2 + -12x2

Combine like terms: 12x2 + -12x2 = 0
-30 + -15x = 8 + 4x + 0
-30 + -15x = 8 + 4x

Solving
-30 + -15x = 8 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-30 + -15x + -4x = 8 + 4x + -4x

Combine like terms: -15x + -4x = -19x
-30 + -19x = 8 + 4x + -4x

Combine like terms: 4x + -4x = 0
-30 + -19x = 8 + 0
-30 + -19x = 8

Add '30' to each side of the equation.
-30 + 30 + -19x = 8 + 30

Combine like terms: -30 + 30 = 0
0 + -19x = 8 + 30
-19x = 8 + 30

Combine like terms: 8 + 30 = 38
-19x = 38

Divide each side by '-19'.
x = -2

Simplifying
x = -2

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