7(9+3)=6(a-6)

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Solution for 7(9+3)=6(a-6) equation:


Simplifying
7(9 + 3) = 6(a + -6)

Combine like terms: 9 + 3 = 12
7(12) = 6(a + -6)

Multiply 7 * 12
84 = 6(a + -6)

Reorder the terms:
84 = 6(-6 + a)
84 = (-6 * 6 + a * 6)
84 = (-36 + 6a)

Solving
84 = -36 + 6a

Solving for variable 'a'.

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

Add '-6a' to each side of the equation.
84 + -6a = -36 + 6a + -6a

Combine like terms: 6a + -6a = 0
84 + -6a = -36 + 0
84 + -6a = -36

Add '-84' to each side of the equation.
84 + -84 + -6a = -36 + -84

Combine like terms: 84 + -84 = 0
0 + -6a = -36 + -84
-6a = -36 + -84

Combine like terms: -36 + -84 = -120
-6a = -120

Divide each side by '-6'.
a = 20

Simplifying
a = 20

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