2n+4=a+7

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Solution for 2n+4=a+7 equation: 


Simplifying
2n + 4 = a + 7

Reorder the terms:
4 + 2n = a + 7

Reorder the terms:
4 + 2n = 7 + a

Solving
4 + 2n = 7 + a

Solving for variable 'n'.

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

Add '-4' to each side of the equation.
4 + -4 + 2n = 7 + -4 + a

Combine like terms: 4 + -4 = 0
0 + 2n = 7 + -4 + a
2n = 7 + -4 + a

Combine like terms: 7 + -4 = 3
2n = 3 + a

Divide each side by '2'.
n = 1.5 + 0.5a

Simplifying
n = 1.5 + 0.5a

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