6.4r-7-2.9=

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Solution for 6.4r-7-2.9= equation:


Simplifying
6.4r + -7 + -2.9 = 0

Reorder the terms:
-7 + -2.9 + 6.4r = 0

Combine like terms: -7 + -2.9 = -9.9
-9.9 + 6.4r = 0

Solving
-9.9 + 6.4r = 0

Solving for variable 'r'.

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

Add '9.9' to each side of the equation.
-9.9 + 9.9 + 6.4r = 0 + 9.9

Combine like terms: -9.9 + 9.9 = 0.0
0.0 + 6.4r = 0 + 9.9
6.4r = 0 + 9.9

Combine like terms: 0 + 9.9 = 9.9
6.4r = 9.9

Divide each side by '6.4'.
r = 1.546875

Simplifying
r = 1.546875

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