x^2+ax-4=0

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Solution for x^2+ax-4=0 equation:


Simplifying
x2 + ax + -4 = 0

Reorder the terms:
-4 + ax + x2 = 0

Solving
-4 + ax + x2 = 0

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + ax + 4 + x2 = 0 + 4

Reorder the terms:
-4 + 4 + ax + x2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + ax + x2 = 0 + 4
ax + x2 = 0 + 4

Combine like terms: 0 + 4 = 4
ax + x2 = 4

Add '-1x2' to each side of the equation.
ax + x2 + -1x2 = 4 + -1x2

Combine like terms: x2 + -1x2 = 0
ax + 0 = 4 + -1x2
ax = 4 + -1x2

Divide each side by 'x'.
a = 4x-1 + -1x

Simplifying
a = 4x-1 + -1x

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