-5(3n+4)=40

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Solution for -5(3n+4)=40 equation:


Simplifying
-5(3n + 4) = 40

Reorder the terms:
-5(4 + 3n) = 40
(4 * -5 + 3n * -5) = 40
(-20 + -15n) = 40

Solving
-20 + -15n = 40

Solving for variable 'n'.

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

Add '20' to each side of the equation.
-20 + 20 + -15n = 40 + 20

Combine like terms: -20 + 20 = 0
0 + -15n = 40 + 20
-15n = 40 + 20

Combine like terms: 40 + 20 = 60
-15n = 60

Divide each side by '-15'.
n = -4

Simplifying
n = -4

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