3(x+7)=3(x+15)

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Solution for 3(x+7)=3(x+15) equation: 


Simplifying
3(x + 7) = 3(x + 15)

Reorder the terms:
3(7 + x) = 3(x + 15)
(7 * 3 + x * 3) = 3(x + 15)
(21 + 3x) = 3(x + 15)

Reorder the terms:
21 + 3x = 3(15 + x)
21 + 3x = (15 * 3 + x * 3)
21 + 3x = (45 + 3x)

Add '-3x' to each side of the equation.
21 + 3x + -3x = 45 + 3x + -3x

Combine like terms: 3x + -3x = 0
21 + 0 = 45 + 3x + -3x
21 = 45 + 3x + -3x

Combine like terms: 3x + -3x = 0
21 = 45 + 0
21 = 45

Solving
21 = 45

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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