2.3-7r=-25.7

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Solution for 2.3-7r=-25.7 equation: 


Simplifying
2.3 + -7r = -25.7

Solving
2.3 + -7r = -25.7

Solving for variable 'r'.

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

Add '-2.3' to each side of the equation.
2.3 + -2.3 + -7r = -25.7 + -2.3

Combine like terms: 2.3 + -2.3 = 0.0
0.0 + -7r = -25.7 + -2.3
-7r = -25.7 + -2.3

Combine like terms: -25.7 + -2.3 = -28
-7r = -28

Divide each side by '-7'.
r = 4

Simplifying
r = 4

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