90000=-7200a

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Solution for 90000=-7200a equation:


Simplifying
90000 = -7200a

Solving
90000 = -7200a

Solving for variable 'a'.

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

Add '7200a' to each side of the equation.
90000 + 7200a = -7200a + 7200a

Combine like terms: -7200a + 7200a = 0
90000 + 7200a = 0

Add '-90000' to each side of the equation.
90000 + -90000 + 7200a = 0 + -90000

Combine like terms: 90000 + -90000 = 0
0 + 7200a = 0 + -90000
7200a = 0 + -90000

Combine like terms: 0 + -90000 = -90000
7200a = -90000

Divide each side by '7200'.
a = -12.5

Simplifying
a = -12.5

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