13(a+10)-6=280

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Solution for 13(a+10)-6=280 equation:


Simplifying
13(a + 10) + -6 = 280

Reorder the terms:
13(10 + a) + -6 = 280
(10 * 13 + a * 13) + -6 = 280
(130 + 13a) + -6 = 280

Reorder the terms:
130 + -6 + 13a = 280

Combine like terms: 130 + -6 = 124
124 + 13a = 280

Solving
124 + 13a = 280

Solving for variable 'a'.

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

Add '-124' to each side of the equation.
124 + -124 + 13a = 280 + -124

Combine like terms: 124 + -124 = 0
0 + 13a = 280 + -124
13a = 280 + -124

Combine like terms: 280 + -124 = 156
13a = 156

Divide each side by '13'.
a = 12

Simplifying
a = 12

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