-4+8(5n+4)=-9+3n

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Solution for -4+8(5n+4)=-9+3n equation:


Simplifying
-4 + 8(5n + 4) = -9 + 3n

Reorder the terms:
-4 + 8(4 + 5n) = -9 + 3n
-4 + (4 * 8 + 5n * 8) = -9 + 3n
-4 + (32 + 40n) = -9 + 3n

Combine like terms: -4 + 32 = 28
28 + 40n = -9 + 3n

Solving
28 + 40n = -9 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
28 + 40n + -3n = -9 + 3n + -3n

Combine like terms: 40n + -3n = 37n
28 + 37n = -9 + 3n + -3n

Combine like terms: 3n + -3n = 0
28 + 37n = -9 + 0
28 + 37n = -9

Add '-28' to each side of the equation.
28 + -28 + 37n = -9 + -28

Combine like terms: 28 + -28 = 0
0 + 37n = -9 + -28
37n = -9 + -28

Combine like terms: -9 + -28 = -37
37n = -37

Divide each side by '37'.
n = -1

Simplifying
n = -1

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