4x-15=4(x-3)3

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Solution for 4x-15=4(x-3)3 equation:


Simplifying
4x + -15 = 4(x + -3) * 3

Reorder the terms:
-15 + 4x = 4(x + -3) * 3

Reorder the terms:
-15 + 4x = 4(-3 + x) * 3

Reorder the terms for easier multiplication:
-15 + 4x = 4 * 3(-3 + x)

Multiply 4 * 3
-15 + 4x = 12(-3 + x)
-15 + 4x = (-3 * 12 + x * 12)
-15 + 4x = (-36 + 12x)

Solving
-15 + 4x = -36 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-15 + 4x + -12x = -36 + 12x + -12x

Combine like terms: 4x + -12x = -8x
-15 + -8x = -36 + 12x + -12x

Combine like terms: 12x + -12x = 0
-15 + -8x = -36 + 0
-15 + -8x = -36

Add '15' to each side of the equation.
-15 + 15 + -8x = -36 + 15

Combine like terms: -15 + 15 = 0
0 + -8x = -36 + 15
-8x = -36 + 15

Combine like terms: -36 + 15 = -21
-8x = -21

Divide each side by '-8'.
x = 2.625

Simplifying
x = 2.625

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