4r-2(r-5)=3r-11

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Solution for 4r-2(r-5)=3r-11 equation:


Simplifying
4r + -2(r + -5) = 3r + -11

Reorder the terms:
4r + -2(-5 + r) = 3r + -11
4r + (-5 * -2 + r * -2) = 3r + -11
4r + (10 + -2r) = 3r + -11

Reorder the terms:
10 + 4r + -2r = 3r + -11

Combine like terms: 4r + -2r = 2r
10 + 2r = 3r + -11

Reorder the terms:
10 + 2r = -11 + 3r

Solving
10 + 2r = -11 + 3r

Solving for variable 'r'.

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

Add '-3r' to each side of the equation.
10 + 2r + -3r = -11 + 3r + -3r

Combine like terms: 2r + -3r = -1r
10 + -1r = -11 + 3r + -3r

Combine like terms: 3r + -3r = 0
10 + -1r = -11 + 0
10 + -1r = -11

Add '-10' to each side of the equation.
10 + -10 + -1r = -11 + -10

Combine like terms: 10 + -10 = 0
0 + -1r = -11 + -10
-1r = -11 + -10

Combine like terms: -11 + -10 = -21
-1r = -21

Divide each side by '-1'.
r = 21

Simplifying
r = 21

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