4x+66=7x+15

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Solution for 4x+66=7x+15 equation:


Simplifying
4x + 66 = 7x + 15

Reorder the terms:
66 + 4x = 7x + 15

Reorder the terms:
66 + 4x = 15 + 7x

Solving
66 + 4x = 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.
66 + 4x + -7x = 15 + 7x + -7x

Combine like terms: 4x + -7x = -3x
66 + -3x = 15 + 7x + -7x

Combine like terms: 7x + -7x = 0
66 + -3x = 15 + 0
66 + -3x = 15

Add '-66' to each side of the equation.
66 + -66 + -3x = 15 + -66

Combine like terms: 66 + -66 = 0
0 + -3x = 15 + -66
-3x = 15 + -66

Combine like terms: 15 + -66 = -51
-3x = -51

Divide each side by '-3'.
x = 17

Simplifying
x = 17

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