3a+2d=86

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Solution for 3a+2d=86 equation:


Simplifying
3a + 2d = 86

Solving
3a + 2d = 86

Solving for variable 'a'.

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

Add '-2d' to each side of the equation.
3a + 2d + -2d = 86 + -2d

Combine like terms: 2d + -2d = 0
3a + 0 = 86 + -2d
3a = 86 + -2d

Divide each side by '3'.
a = 28.66666667 + -0.6666666667d

Simplifying
a = 28.66666667 + -0.6666666667d

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