18.338-6.1r=7.4(1.3r+6.23)-3.1r

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Solution for 18.338-6.1r=7.4(1.3r+6.23)-3.1r equation:


Simplifying
18.338 + -6.1r = 7.4(1.3r + 6.23) + -3.1r

Reorder the terms:
18.338 + -6.1r = 7.4(6.23 + 1.3r) + -3.1r
18.338 + -6.1r = (6.23 * 7.4 + 1.3r * 7.4) + -3.1r
18.338 + -6.1r = (46.102 + 9.62r) + -3.1r

Combine like terms: 9.62r + -3.1r = 6.52r
18.338 + -6.1r = 46.102 + 6.52r

Solving
18.338 + -6.1r = 46.102 + 6.52r

Solving for variable 'r'.

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

Add '-6.52r' to each side of the equation.
18.338 + -6.1r + -6.52r = 46.102 + 6.52r + -6.52r

Combine like terms: -6.1r + -6.52r = -12.62r
18.338 + -12.62r = 46.102 + 6.52r + -6.52r

Combine like terms: 6.52r + -6.52r = 0.00
18.338 + -12.62r = 46.102 + 0.00
18.338 + -12.62r = 46.102

Add '-18.338' to each side of the equation.
18.338 + -18.338 + -12.62r = 46.102 + -18.338

Combine like terms: 18.338 + -18.338 = 0.000
0.000 + -12.62r = 46.102 + -18.338
-12.62r = 46.102 + -18.338

Combine like terms: 46.102 + -18.338 = 27.764
-12.62r = 27.764

Divide each side by '-12.62'.
r = -2.2

Simplifying
r = -2.2

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