1a+1b+2a+2b=69

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Solution for 1a+1b+2a+2b=69 equation:


Simplifying
1a + 1b + 2a + 2b = 69

Reorder the terms:
1a + 2a + 1b + 2b = 69

Combine like terms: 1a + 2a = 3a
3a + 1b + 2b = 69

Combine like terms: 1b + 2b = 3b
3a + 3b = 69

Solving
3a + 3b = 69

Solving for variable 'a'.

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

Add '-3b' to each side of the equation.
3a + 3b + -3b = 69 + -3b

Combine like terms: 3b + -3b = 0
3a + 0 = 69 + -3b
3a = 69 + -3b

Divide each side by '3'.
a = 23 + -1b

Simplifying
a = 23 + -1b

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