5r-3[7-(1-2r)]=0

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Solution for 5r-3[7-(1-2r)]=0 equation:


Simplifying
5r + -3[7 + -1(1 + -2r)] = 0
5r + -3[7 + (1 * -1 + -2r * -1)] = 0
5r + -3[7 + (-1 + 2r)] = 0

Combine like terms: 7 + -1 = 6
5r + -3[6 + 2r] = 0
5r + [6 * -3 + 2r * -3] = 0
5r + [-18 + -6r] = 0

Reorder the terms:
-18 + 5r + -6r = 0

Combine like terms: 5r + -6r = -1r
-18 + -1r = 0

Solving
-18 + -1r = 0

Solving for variable 'r'.

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

Add '18' to each side of the equation.
-18 + 18 + -1r = 0 + 18

Combine like terms: -18 + 18 = 0
0 + -1r = 0 + 18
-1r = 0 + 18

Combine like terms: 0 + 18 = 18
-1r = 18

Divide each side by '-1'.
r = -18

Simplifying
r = -18

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