a+28=3(a+6)

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Solution for a+28=3(a+6) equation:


Simplifying
a + 28 = 3(a + 6)

Reorder the terms:
28 + a = 3(a + 6)

Reorder the terms:
28 + a = 3(6 + a)
28 + a = (6 * 3 + a * 3)
28 + a = (18 + 3a)

Solving
28 + a = 18 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
28 + a + -3a = 18 + 3a + -3a

Combine like terms: a + -3a = -2a
28 + -2a = 18 + 3a + -3a

Combine like terms: 3a + -3a = 0
28 + -2a = 18 + 0
28 + -2a = 18

Add '-28' to each side of the equation.
28 + -28 + -2a = 18 + -28

Combine like terms: 28 + -28 = 0
0 + -2a = 18 + -28
-2a = 18 + -28

Combine like terms: 18 + -28 = -10
-2a = -10

Divide each side by '-2'.
a = 5

Simplifying
a = 5

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