1.5+.3r=-4.2

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Solution for 1.5+.3r=-4.2 equation: 


Simplifying
1.5 + 0.3r = -4.2

Solving
1.5 + 0.3r = -4.2

Solving for variable 'r'.

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

Add '-1.5' to each side of the equation.
1.5 + -1.5 + 0.3r = -4.2 + -1.5

Combine like terms: 1.5 + -1.5 = 0.0
0.0 + 0.3r = -4.2 + -1.5
0.3r = -4.2 + -1.5

Combine like terms: -4.2 + -1.5 = -5.7
0.3r = -5.7

Divide each side by '0.3'.
r = -19

Simplifying
r = -19

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