a*12=440-(8*40)

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Solution for a*12=440-(8*40) equation: 


Simplifying
a * 12 = 440 + -1(8 * 40)

Reorder the terms for easier multiplication:
12a = 440 + -1(8 * 40)

Multiply 8 * 40
12a = 440 + -1(320)

Multiply -1 * 320
12a = 440 + -320

Combine like terms: 440 + -320 = 120
12a = 120

Solving
12a = 120

Solving for variable 'a'.

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

Divide each side by '12'.
a = 10

Simplifying
a = 10

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