a-3r=r(a+1)

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Solution for a-3r=r(a+1) equation:


Simplifying
a + -3r = r(a + 1)

Reorder the terms:
a + -3r = r(1 + a)
a + -3r = (1 * r + a * r)

Reorder the terms:
a + -3r = (ar + 1r)
a + -3r = (ar + 1r)

Solving
a + -3r = ar + 1r

Solving for variable 'a'.

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

Add '-1ar' to each side of the equation.
a + -1ar + -3r = ar + -1ar + 1r

Combine like terms: ar + -1ar = 0
a + -1ar + -3r = 0 + 1r
a + -1ar + -3r = 1r

Add '3r' to each side of the equation.
a + -1ar + -3r + 3r = 1r + 3r

Combine like terms: -3r + 3r = 0
a + -1ar + 0 = 1r + 3r
a + -1ar = 1r + 3r

Combine like terms: 1r + 3r = 4r
a + -1ar = 4r

Combine like terms: 4r + -4r = 0
a + -1ar + -4r = 0

The solution to this equation could not be determined.

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