7n+3(n+4)=10n+15

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Solution for 7n+3(n+4)=10n+15 equation:


Simplifying
7n + 3(n + 4) = 10n + 15

Reorder the terms:
7n + 3(4 + n) = 10n + 15
7n + (4 * 3 + n * 3) = 10n + 15
7n + (12 + 3n) = 10n + 15

Reorder the terms:
12 + 7n + 3n = 10n + 15

Combine like terms: 7n + 3n = 10n
12 + 10n = 10n + 15

Reorder the terms:
12 + 10n = 15 + 10n

Add '-10n' to each side of the equation.
12 + 10n + -10n = 15 + 10n + -10n

Combine like terms: 10n + -10n = 0
12 + 0 = 15 + 10n + -10n
12 = 15 + 10n + -10n

Combine like terms: 10n + -10n = 0
12 = 15 + 0
12 = 15

Solving
12 = 15

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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