8.4(3.1*r-2.35)=-3.402+2.7*r

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Solution for 8.4(3.1*r-2.35)=-3.402+2.7*r equation: 


Simplifying
8.4(3.1r + -2.35) = -3.402 + 2.7r

Reorder the terms:
8.4(-2.35 + 3.1r) = -3.402 + 2.7r
(-2.35 * 8.4 + 3.1r * 8.4) = -3.402 + 2.7r
(-19.74 + 26.04r) = -3.402 + 2.7r

Solving
-19.74 + 26.04r = -3.402 + 2.7r

Solving for variable 'r'.

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

Add '-2.7r' to each side of the equation.
-19.74 + 26.04r + -2.7r = -3.402 + 2.7r + -2.7r

Combine like terms: 26.04r + -2.7r = 23.34r
-19.74 + 23.34r = -3.402 + 2.7r + -2.7r

Combine like terms: 2.7r + -2.7r = 0.0
-19.74 + 23.34r = -3.402 + 0.0
-19.74 + 23.34r = -3.402

Add '19.74' to each side of the equation.
-19.74 + 19.74 + 23.34r = -3.402 + 19.74

Combine like terms: -19.74 + 19.74 = 0.00
0.00 + 23.34r = -3.402 + 19.74
23.34r = -3.402 + 19.74

Combine like terms: -3.402 + 19.74 = 16.338
23.34r = 16.338

Divide each side by '23.34'.
r = 0.7

Simplifying
r = 0.7

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