4r-10=-19+r

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Solution for 4r-10=-19+r equation:


Simplifying
4r + -10 = -19 + r

Reorder the terms:
-10 + 4r = -19 + r

Solving
-10 + 4r = -19 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-10 + 4r + -1r = -19 + r + -1r

Combine like terms: 4r + -1r = 3r
-10 + 3r = -19 + r + -1r

Combine like terms: r + -1r = 0
-10 + 3r = -19 + 0
-10 + 3r = -19

Add '10' to each side of the equation.
-10 + 10 + 3r = -19 + 10

Combine like terms: -10 + 10 = 0
0 + 3r = -19 + 10
3r = -19 + 10

Combine like terms: -19 + 10 = -9
3r = -9

Divide each side by '3'.
r = -3

Simplifying
r = -3

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