50000000=4+(n-1)*21+10+8

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Solution for 50000000=4+(n-1)*21+10+8 equation:


Simplifying
50000000 = 4 + (n + -1) * 21 + 10 + 8

Reorder the terms:
50000000 = 4 + (-1 + n) * 21 + 10 + 8

Reorder the terms for easier multiplication:
50000000 = 4 + 21(-1 + n) + 10 + 8
50000000 = 4 + (-1 * 21 + n * 21) + 10 + 8
50000000 = 4 + (-21 + 21n) + 10 + 8

Reorder the terms:
50000000 = 4 + -21 + 10 + 8 + 21n

Combine like terms: 4 + -21 = -17
50000000 = -17 + 10 + 8 + 21n

Combine like terms: -17 + 10 = -7
50000000 = -7 + 8 + 21n

Combine like terms: -7 + 8 = 1
50000000 = 1 + 21n

Solving
50000000 = 1 + 21n

Solving for variable 'n'.

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

Add '-21n' to each side of the equation.
50000000 + -21n = 1 + 21n + -21n

Combine like terms: 21n + -21n = 0
50000000 + -21n = 1 + 0
50000000 + -21n = 1

Add '-50000000' to each side of the equation.
50000000 + -50000000 + -21n = 1 + -50000000

Combine like terms: 50000000 + -50000000 = 0
0 + -21n = 1 + -50000000
-21n = 1 + -50000000

Combine like terms: 1 + -50000000 = -49999999
-21n = -49999999

Divide each side by '-21'.
n = 2380952.333

Simplifying
n = 2380952.333

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