400=2500+2(a)(110)

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Solution for 400=2500+2(a)(110) equation: 


Simplifying
400 = 2500 + 2(a)(110)

Reorder the terms for easier multiplication:
400 = 2500 + 2 * 110a

Multiply 2 * 110
400 = 2500 + 220a

Solving
400 = 2500 + 220a

Solving for variable 'a'.

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

Add '-220a' to each side of the equation.
400 + -220a = 2500 + 220a + -220a

Combine like terms: 220a + -220a = 0
400 + -220a = 2500 + 0
400 + -220a = 2500

Add '-400' to each side of the equation.
400 + -400 + -220a = 2500 + -400

Combine like terms: 400 + -400 = 0
0 + -220a = 2500 + -400
-220a = 2500 + -400

Combine like terms: 2500 + -400 = 2100
-220a = 2100

Divide each side by '-220'.
a = -9.545454545

Simplifying
a = -9.545454545

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