2(5-3a)-4(9+7)=92

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Solution for 2(5-3a)-4(9+7)=92 equation: 


Simplifying
2(5 + -3a) + -4(9 + 7) = 92
(5 * 2 + -3a * 2) + -4(9 + 7) = 92
(10 + -6a) + -4(9 + 7) = 92

Combine like terms: 9 + 7 = 16
10 + -6a + -4(16) = 92

Multiply -4 * 16
10 + -6a + -64 = 92

Reorder the terms:
10 + -64 + -6a = 92

Combine like terms: 10 + -64 = -54
-54 + -6a = 92

Solving
-54 + -6a = 92

Solving for variable 'a'.

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

Add '54' to each side of the equation.
-54 + 54 + -6a = 92 + 54

Combine like terms: -54 + 54 = 0
0 + -6a = 92 + 54
-6a = 92 + 54

Combine like terms: 92 + 54 = 146
-6a = 146

Divide each side by '-6'.
a = -24.33333333

Simplifying
a = -24.33333333

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