2(3n+7)-5(1+2n)=

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Solution for 2(3n+7)-5(1+2n)= equation:


Simplifying
2(3n + 7) + -5(1 + 2n) = 0

Reorder the terms:
2(7 + 3n) + -5(1 + 2n) = 0
(7 * 2 + 3n * 2) + -5(1 + 2n) = 0
(14 + 6n) + -5(1 + 2n) = 0
14 + 6n + (1 * -5 + 2n * -5) = 0
14 + 6n + (-5 + -10n) = 0

Reorder the terms:
14 + -5 + 6n + -10n = 0

Combine like terms: 14 + -5 = 9
9 + 6n + -10n = 0

Combine like terms: 6n + -10n = -4n
9 + -4n = 0

Solving
9 + -4n = 0

Solving for variable 'n'.

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

Add '-9' to each side of the equation.
9 + -9 + -4n = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -4n = 0 + -9
-4n = 0 + -9

Combine like terms: 0 + -9 = -9
-4n = -9

Divide each side by '-4'.
n = 2.25

Simplifying
n = 2.25

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