2x^2-a-13=2

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Solution for 2x^2-a-13=2 equation:


Simplifying
2x2 + -1a + -13 = 2

Reorder the terms:
-13 + -1a + 2x2 = 2

Solving
-13 + -1a + 2x2 = 2

Solving for variable 'a'.

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

Add '13' to each side of the equation.
-13 + -1a + 13 + 2x2 = 2 + 13

Reorder the terms:
-13 + 13 + -1a + 2x2 = 2 + 13

Combine like terms: -13 + 13 = 0
0 + -1a + 2x2 = 2 + 13
-1a + 2x2 = 2 + 13

Combine like terms: 2 + 13 = 15
-1a + 2x2 = 15

Add '-2x2' to each side of the equation.
-1a + 2x2 + -2x2 = 15 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-1a + 0 = 15 + -2x2
-1a = 15 + -2x2

Divide each side by '-1'.
a = -15 + 2x2

Simplifying
a = -15 + 2x2

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