0.4r^2+0.7t=0.3-0.2

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Solution for 0.4r^2+0.7t=0.3-0.2 equation: 


Simplifying
0.4r2 + 0.7t = 0.3 + -0.2

Combine like terms: 0.3 + -0.2 = 0.1
0.4r2 + 0.7t = 0.1

Solving
0.4r2 + 0.7t = 0.1

Solving for variable 'r'.

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

Add '-0.7t' to each side of the equation.
0.4r2 + 0.7t + -0.7t = 0.1 + -0.7t

Combine like terms: 0.7t + -0.7t = 0.0
0.4r2 + 0.0 = 0.1 + -0.7t
0.4r2 = 0.1 + -0.7t

Divide each side by '0.4'.
r2 = 0.25 + -1.75t

Simplifying
r2 = 0.25 + -1.75t

Reorder the terms:
-0.25 + r2 + 1.75t = 0.25 + -1.75t + -0.25 + 1.75t

Reorder the terms:
-0.25 + r2 + 1.75t = 0.25 + -0.25 + -1.75t + 1.75t

Combine like terms: 0.25 + -0.25 = 0.00
-0.25 + r2 + 1.75t = 0.00 + -1.75t + 1.75t
-0.25 + r2 + 1.75t = -1.75t + 1.75t

Combine like terms: -1.75t + 1.75t = 0.00
-0.25 + r2 + 1.75t = 0.00

The solution to this equation could not be determined.

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