4x^2-x^2=15x^2

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Solution for 4x^2-x^2=15x^2 equation: 


Simplifying
4x2 + -1x2 = 15x2

Combine like terms: 4x2 + -1x2 = 3x2
3x2 = 15x2

Solving
3x2 = 15x2

Solving for variable 'x'.

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

Add '-15x2' to each side of the equation.
3x2 + -15x2 = 15x2 + -15x2

Combine like terms: 3x2 + -15x2 = -12x2
-12x2 = 15x2 + -15x2

Combine like terms: 15x2 + -15x2 = 0
-12x2 = 0

Divide each side by '-12'.
x2 = 0

Simplifying
x2 = 0

Take the square root of each side:
x = {0}

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