8r+4=19+2r

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Solution for 8r+4=19+2r equation:


Simplifying
8r + 4 = 19 + 2r

Reorder the terms:
4 + 8r = 19 + 2r

Solving
4 + 8r = 19 + 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.
4 + 8r + -2r = 19 + 2r + -2r

Combine like terms: 8r + -2r = 6r
4 + 6r = 19 + 2r + -2r

Combine like terms: 2r + -2r = 0
4 + 6r = 19 + 0
4 + 6r = 19

Add '-4' to each side of the equation.
4 + -4 + 6r = 19 + -4

Combine like terms: 4 + -4 = 0
0 + 6r = 19 + -4
6r = 19 + -4

Combine like terms: 19 + -4 = 15
6r = 15

Divide each side by '6'.
r = 2.5

Simplifying
r = 2.5

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