3(2n-7)+7(4-2n)=

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Solution for 3(2n-7)+7(4-2n)= equation:


Simplifying
3(2n + -7) + 7(4 + -2n) = 0

Reorder the terms:
3(-7 + 2n) + 7(4 + -2n) = 0
(-7 * 3 + 2n * 3) + 7(4 + -2n) = 0
(-21 + 6n) + 7(4 + -2n) = 0
-21 + 6n + (4 * 7 + -2n * 7) = 0
-21 + 6n + (28 + -14n) = 0

Reorder the terms:
-21 + 28 + 6n + -14n = 0

Combine like terms: -21 + 28 = 7
7 + 6n + -14n = 0

Combine like terms: 6n + -14n = -8n
7 + -8n = 0

Solving
7 + -8n = 0

Solving for variable 'n'.

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

Add '-7' to each side of the equation.
7 + -7 + -8n = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -8n = 0 + -7
-8n = 0 + -7

Combine like terms: 0 + -7 = -7
-8n = -7

Divide each side by '-8'.
n = 0.875

Simplifying
n = 0.875

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