21=7(3+24n)

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Solution for 21=7(3+24n) equation:


Simplifying
21 = 7(3 + 24n)
21 = (3 * 7 + 24n * 7)
21 = (21 + 168n)

Add '-21' to each side of the equation.
21 + -21 = 21 + -21 + 168n

Combine like terms: 21 + -21 = 0
0 = 21 + -21 + 168n

Combine like terms: 21 + -21 = 0
0 = 0 + 168n
0 = 168n

Solving
0 = 168n

Solving for variable 'n'.

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

Add '-168n' to each side of the equation.
0 + -168n = 168n + -168n
Remove the zero:
-168n = 168n + -168n

Combine like terms: 168n + -168n = 0
-168n = 0

Divide each side by '-168'.
n = 0

Simplifying
n = 0

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