6.4-7-2.9r=r

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Solution for 6.4-7-2.9r=r equation:


Simplifying
6.4 + -7 + -2.9r = r

Combine like terms: 6.4 + -7 = -0.6
-0.6 + -2.9r = r

Solving
-0.6 + -2.9r = r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-0.6 + -2.9r + -1r = r + -1r

Combine like terms: -2.9r + -1r = -3.9r
-0.6 + -3.9r = r + -1r

Combine like terms: r + -1r = 0
-0.6 + -3.9r = 0

Add '0.6' to each side of the equation.
-0.6 + 0.6 + -3.9r = 0 + 0.6

Combine like terms: -0.6 + 0.6 = 0.0
0.0 + -3.9r = 0 + 0.6
-3.9r = 0 + 0.6

Combine like terms: 0 + 0.6 = 0.6
-3.9r = 0.6

Divide each side by '-3.9'.
r = -0.1538461538

Simplifying
r = -0.1538461538

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