-4-7r=4-2r+1+11

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Solution for -4-7r=4-2r+1+11 equation:


Simplifying
-4 + -7r = 4 + -2r + 1 + 11

Reorder the terms:
-4 + -7r = 4 + 1 + 11 + -2r

Combine like terms: 4 + 1 = 5
-4 + -7r = 5 + 11 + -2r

Combine like terms: 5 + 11 = 16
-4 + -7r = 16 + -2r

Solving
-4 + -7r = 16 + -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 + -7r + 2r = 16 + -2r + 2r

Combine like terms: -7r + 2r = -5r
-4 + -5r = 16 + -2r + 2r

Combine like terms: -2r + 2r = 0
-4 + -5r = 16 + 0
-4 + -5r = 16

Add '4' to each side of the equation.
-4 + 4 + -5r = 16 + 4

Combine like terms: -4 + 4 = 0
0 + -5r = 16 + 4
-5r = 16 + 4

Combine like terms: 16 + 4 = 20
-5r = 20

Divide each side by '-5'.
r = -4

Simplifying
r = -4

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