7(6-2a)=(a+4)

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Solution for 7(6-2a)=(a+4) equation:


Simplifying
7(6 + -2a) = (a + 4)
(6 * 7 + -2a * 7) = (a + 4)
(42 + -14a) = (a + 4)

Reorder the terms:
42 + -14a = (4 + a)

Remove parenthesis around (4 + a)
42 + -14a = 4 + a

Solving
42 + -14a = 4 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
42 + -14a + -1a = 4 + a + -1a

Combine like terms: -14a + -1a = -15a
42 + -15a = 4 + a + -1a

Combine like terms: a + -1a = 0
42 + -15a = 4 + 0
42 + -15a = 4

Add '-42' to each side of the equation.
42 + -42 + -15a = 4 + -42

Combine like terms: 42 + -42 = 0
0 + -15a = 4 + -42
-15a = 4 + -42

Combine like terms: 4 + -42 = -38
-15a = -38

Divide each side by '-15'.
a = 2.533333333

Simplifying
a = 2.533333333

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