7(-3-4n)+1=4-8n

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Solution for 7(-3-4n)+1=4-8n equation:


Simplifying
7(-3 + -4n) + 1 = 4 + -8n
(-3 * 7 + -4n * 7) + 1 = 4 + -8n
(-21 + -28n) + 1 = 4 + -8n

Reorder the terms:
-21 + 1 + -28n = 4 + -8n

Combine like terms: -21 + 1 = -20
-20 + -28n = 4 + -8n

Solving
-20 + -28n = 4 + -8n

Solving for variable 'n'.

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

Add '8n' to each side of the equation.
-20 + -28n + 8n = 4 + -8n + 8n

Combine like terms: -28n + 8n = -20n
-20 + -20n = 4 + -8n + 8n

Combine like terms: -8n + 8n = 0
-20 + -20n = 4 + 0
-20 + -20n = 4

Add '20' to each side of the equation.
-20 + 20 + -20n = 4 + 20

Combine like terms: -20 + 20 = 0
0 + -20n = 4 + 20
-20n = 4 + 20

Combine like terms: 4 + 20 = 24
-20n = 24

Divide each side by '-20'.
n = -1.2

Simplifying
n = -1.2

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