3.4=r-1.2

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Solution for 3.4=r-1.2 equation: 


Simplifying
3.4 = r + -1.2

Reorder the terms:
3.4 = -1.2 + r

Solving
3.4 = -1.2 + 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.
3.4 + -1r = -1.2 + r + -1r

Combine like terms: r + -1r = 0
3.4 + -1r = -1.2 + 0
3.4 + -1r = -1.2

Add '-3.4' to each side of the equation.
3.4 + -3.4 + -1r = -1.2 + -3.4

Combine like terms: 3.4 + -3.4 = 0.0
0.0 + -1r = -1.2 + -3.4
-1r = -1.2 + -3.4

Combine like terms: -1.2 + -3.4 = -4.6
-1r = -4.6

Divide each side by '-1'.
r = 4.6

Simplifying
r = 4.6

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