3(n+7)=4n-3

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


Simplifying
3(n + 7) = 4n + -3

Reorder the terms:
3(7 + n) = 4n + -3
(7 * 3 + n * 3) = 4n + -3
(21 + 3n) = 4n + -3

Reorder the terms:
21 + 3n = -3 + 4n

Solving
21 + 3n = -3 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
21 + 3n + -4n = -3 + 4n + -4n

Combine like terms: 3n + -4n = -1n
21 + -1n = -3 + 4n + -4n

Combine like terms: 4n + -4n = 0
21 + -1n = -3 + 0
21 + -1n = -3

Add '-21' to each side of the equation.
21 + -21 + -1n = -3 + -21

Combine like terms: 21 + -21 = 0
0 + -1n = -3 + -21
-1n = -3 + -21

Combine like terms: -3 + -21 = -24
-1n = -24

Divide each side by '-1'.
n = 24

Simplifying
n = 24

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