7r+4r-7=5r-19

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Solution for 7r+4r-7=5r-19 equation:


Simplifying
7r + 4r + -7 = 5r + -19

Reorder the terms:
-7 + 7r + 4r = 5r + -19

Combine like terms: 7r + 4r = 11r
-7 + 11r = 5r + -19

Reorder the terms:
-7 + 11r = -19 + 5r

Solving
-7 + 11r = -19 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
-7 + 11r + -5r = -19 + 5r + -5r

Combine like terms: 11r + -5r = 6r
-7 + 6r = -19 + 5r + -5r

Combine like terms: 5r + -5r = 0
-7 + 6r = -19 + 0
-7 + 6r = -19

Add '7' to each side of the equation.
-7 + 7 + 6r = -19 + 7

Combine like terms: -7 + 7 = 0
0 + 6r = -19 + 7
6r = -19 + 7

Combine like terms: -19 + 7 = -12
6r = -12

Divide each side by '6'.
r = -2

Simplifying
r = -2

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