-40n-2(-39n+40)=19n+20(2n-4)

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Solution for -40n-2(-39n+40)=19n+20(2n-4) equation:


Simplifying
-40n + -2(-39n + 40) = 19n + 20(2n + -4)

Reorder the terms:
-40n + -2(40 + -39n) = 19n + 20(2n + -4)
-40n + (40 * -2 + -39n * -2) = 19n + 20(2n + -4)
-40n + (-80 + 78n) = 19n + 20(2n + -4)

Reorder the terms:
-80 + -40n + 78n = 19n + 20(2n + -4)

Combine like terms: -40n + 78n = 38n
-80 + 38n = 19n + 20(2n + -4)

Reorder the terms:
-80 + 38n = 19n + 20(-4 + 2n)
-80 + 38n = 19n + (-4 * 20 + 2n * 20)
-80 + 38n = 19n + (-80 + 40n)

Reorder the terms:
-80 + 38n = -80 + 19n + 40n

Combine like terms: 19n + 40n = 59n
-80 + 38n = -80 + 59n

Add '80' to each side of the equation.
-80 + 80 + 38n = -80 + 80 + 59n

Combine like terms: -80 + 80 = 0
0 + 38n = -80 + 80 + 59n
38n = -80 + 80 + 59n

Combine like terms: -80 + 80 = 0
38n = 0 + 59n
38n = 59n

Solving
38n = 59n

Solving for variable 'n'.

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

Add '-59n' to each side of the equation.
38n + -59n = 59n + -59n

Combine like terms: 38n + -59n = -21n
-21n = 59n + -59n

Combine like terms: 59n + -59n = 0
-21n = 0

Divide each side by '-21'.
n = 0

Simplifying
n = 0

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