200a+100b=800

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Solution for 200a+100b=800 equation: 


Simplifying
200a + 100b = 800

Solving
200a + 100b = 800

Solving for variable 'a'.

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

Add '-100b' to each side of the equation.
200a + 100b + -100b = 800 + -100b

Combine like terms: 100b + -100b = 0
200a + 0 = 800 + -100b
200a = 800 + -100b

Divide each side by '200'.
a = 4 + -0.5b

Simplifying
a = 4 + -0.5b

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