2(a+14)-7=9

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Solution for 2(a+14)-7=9 equation:


Simplifying
2(a + 14) + -7 = 9

Reorder the terms:
2(14 + a) + -7 = 9
(14 * 2 + a * 2) + -7 = 9
(28 + 2a) + -7 = 9

Reorder the terms:
28 + -7 + 2a = 9

Combine like terms: 28 + -7 = 21
21 + 2a = 9

Solving
21 + 2a = 9

Solving for variable 'a'.

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

Add '-21' to each side of the equation.
21 + -21 + 2a = 9 + -21

Combine like terms: 21 + -21 = 0
0 + 2a = 9 + -21
2a = 9 + -21

Combine like terms: 9 + -21 = -12
2a = -12

Divide each side by '2'.
a = -6

Simplifying
a = -6

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