1.3(8+b)+3.7b=-5.2

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Solution for 1.3(8+b)+3.7b=-5.2 equation: 


Simplifying
1.3(8 + b) + 3.7b = -5.2
(8 * 1.3 + b * 1.3) + 3.7b = -5.2
(10.4 + 1.3b) + 3.7b = -5.2

Combine like terms: 1.3b + 3.7b = 5b
10.4 + 5b = -5.2

Solving
10.4 + 5b = -5.2

Solving for variable 'b'.

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

Add '-10.4' to each side of the equation.
10.4 + -10.4 + 5b = -5.2 + -10.4

Combine like terms: 10.4 + -10.4 = 0.0
0.0 + 5b = -5.2 + -10.4
5b = -5.2 + -10.4

Combine like terms: -5.2 + -10.4 = -15.6
5b = -15.6

Divide each side by '5'.
b = -3.12

Simplifying
b = -3.12

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