(30+4n)-(20+3n)=

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Solution for (30+4n)-(20+3n)= equation:


Simplifying
(30 + 4n) + -1(20 + 3n) = 0

Remove parenthesis around (30 + 4n)
30 + 4n + -1(20 + 3n) = 0
30 + 4n + (20 * -1 + 3n * -1) = 0
30 + 4n + (-20 + -3n) = 0

Reorder the terms:
30 + -20 + 4n + -3n = 0

Combine like terms: 30 + -20 = 10
10 + 4n + -3n = 0

Combine like terms: 4n + -3n = 1n
10 + 1n = 0

Solving
10 + 1n = 0

Solving for variable 'n'.

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

Add '-10' to each side of the equation.
10 + -10 + 1n = 0 + -10

Combine like terms: 10 + -10 = 0
0 + 1n = 0 + -10
1n = 0 + -10

Combine like terms: 0 + -10 = -10
1n = -10

Divide each side by '1'.
n = -10

Simplifying
n = -10

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