75x+3x=7x-15

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Solution for 75x+3x=7x-15 equation:


Simplifying
75x + 3x = 7x + -15

Combine like terms: 75x + 3x = 78x
78x = 7x + -15

Reorder the terms:
78x = -15 + 7x

Solving
78x = -15 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
78x + -7x = -15 + 7x + -7x

Combine like terms: 78x + -7x = 71x
71x = -15 + 7x + -7x

Combine like terms: 7x + -7x = 0
71x = -15 + 0
71x = -15

Divide each side by '71'.
x = -0.2112676056

Simplifying
x = -0.2112676056

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