7+na=15

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Solution for 7+na=15 equation:


Simplifying
7 + na = 15

Solving
7 + an = 15

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + an = 15 + -7

Combine like terms: 7 + -7 = 0
0 + an = 15 + -7
an = 15 + -7

Combine like terms: 15 + -7 = 8
an = 8

Divide each side by 'n'.
a = 8n-1

Simplifying
a = 8n-1

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