2a+a-r=5

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Solution for 2a+a-r=5 equation: 


Simplifying
2a + a + -1r = 5

Combine like terms: 2a + a = 3a
3a + -1r = 5

Solving
3a + -1r = 5

Solving for variable 'a'.

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

Add 'r' to each side of the equation.
3a + -1r + r = 5 + r

Combine like terms: -1r + r = 0
3a + 0 = 5 + r
3a = 5 + r

Divide each side by '3'.
a = 1.666666667 + 0.3333333333r

Simplifying
a = 1.666666667 + 0.3333333333r

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