26=9a+4a

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Solution for 26=9a+4a equation:


Simplifying
26 = 9a + 4a

Combine like terms: 9a + 4a = 13a
26 = 13a

Solving
26 = 13a

Solving for variable 'a'.

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

Add '-13a' to each side of the equation.
26 + -13a = 13a + -13a

Combine like terms: 13a + -13a = 0
26 + -13a = 0

Add '-26' to each side of the equation.
26 + -26 + -13a = 0 + -26

Combine like terms: 26 + -26 = 0
0 + -13a = 0 + -26
-13a = 0 + -26

Combine like terms: 0 + -26 = -26
-13a = -26

Divide each side by '-13'.
a = 2

Simplifying
a = 2

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