4(2n+3)=9(5n+8)+7

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Solution for 4(2n+3)=9(5n+8)+7 equation:


Simplifying
4(2n + 3) = 9(5n + 8) + 7

Reorder the terms:
4(3 + 2n) = 9(5n + 8) + 7
(3 * 4 + 2n * 4) = 9(5n + 8) + 7
(12 + 8n) = 9(5n + 8) + 7

Reorder the terms:
12 + 8n = 9(8 + 5n) + 7
12 + 8n = (8 * 9 + 5n * 9) + 7
12 + 8n = (72 + 45n) + 7

Reorder the terms:
12 + 8n = 72 + 7 + 45n

Combine like terms: 72 + 7 = 79
12 + 8n = 79 + 45n

Solving
12 + 8n = 79 + 45n

Solving for variable 'n'.

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

Add '-45n' to each side of the equation.
12 + 8n + -45n = 79 + 45n + -45n

Combine like terms: 8n + -45n = -37n
12 + -37n = 79 + 45n + -45n

Combine like terms: 45n + -45n = 0
12 + -37n = 79 + 0
12 + -37n = 79

Add '-12' to each side of the equation.
12 + -12 + -37n = 79 + -12

Combine like terms: 12 + -12 = 0
0 + -37n = 79 + -12
-37n = 79 + -12

Combine like terms: 79 + -12 = 67
-37n = 67

Divide each side by '-37'.
n = -1.810810811

Simplifying
n = -1.810810811

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