(8*3.5)(.65B+.35A)=87.8

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Solution for (8*3.5)(.65B+.35A)=87.8 equation: 


Simplifying
(8 * 3.5)(0.65B + 0.35A) = 87.8

Multiply 8 * 3.5
(28)(0.65B + 0.35A) = 87.8

Reorder the terms:
28(0.35A + 0.65B) = 87.8
(0.35A * 28 + 0.65B * 28) = 87.8
(9.8A + 18.2B) = 87.8

Solving
9.8A + 18.2B = 87.8

Solving for variable 'A'.

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

Add '-18.2B' to each side of the equation.
9.8A + 18.2B + -18.2B = 87.8 + -18.2B

Combine like terms: 18.2B + -18.2B = 0.0
9.8A + 0.0 = 87.8 + -18.2B
9.8A = 87.8 + -18.2B

Divide each side by '9.8'.
A = 8.959183673 + -1.857142857B

Simplifying
A = 8.959183673 + -1.857142857B

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