2=4a-9

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Solution for 2=4a-9 equation:


Simplifying
2 = 4a + -9

Reorder the terms:
2 = -9 + 4a

Solving
2 = -9 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
2 + -4a = -9 + 4a + -4a

Combine like terms: 4a + -4a = 0
2 + -4a = -9 + 0
2 + -4a = -9

Add '-2' to each side of the equation.
2 + -2 + -4a = -9 + -2

Combine like terms: 2 + -2 = 0
0 + -4a = -9 + -2
-4a = -9 + -2

Combine like terms: -9 + -2 = -11
-4a = -11

Divide each side by '-4'.
a = 2.75

Simplifying
a = 2.75

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