1+4r=2r-1

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Solution for 1+4r=2r-1 equation:


Simplifying
1 + 4r = 2r + -1

Reorder the terms:
1 + 4r = -1 + 2r

Solving
1 + 4r = -1 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
1 + 4r + -2r = -1 + 2r + -2r

Combine like terms: 4r + -2r = 2r
1 + 2r = -1 + 2r + -2r

Combine like terms: 2r + -2r = 0
1 + 2r = -1 + 0
1 + 2r = -1

Add '-1' to each side of the equation.
1 + -1 + 2r = -1 + -1

Combine like terms: 1 + -1 = 0
0 + 2r = -1 + -1
2r = -1 + -1

Combine like terms: -1 + -1 = -2
2r = -2

Divide each side by '2'.
r = -1

Simplifying
r = -1

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