(19b-9)-6(3b+1)=-7

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Solution for (19b-9)-6(3b+1)=-7 equation:


Simplifying
(19b + -9) + -6(3b + 1) = -7

Reorder the terms:
(-9 + 19b) + -6(3b + 1) = -7

Remove parenthesis around (-9 + 19b)
-9 + 19b + -6(3b + 1) = -7

Reorder the terms:
-9 + 19b + -6(1 + 3b) = -7
-9 + 19b + (1 * -6 + 3b * -6) = -7
-9 + 19b + (-6 + -18b) = -7

Reorder the terms:
-9 + -6 + 19b + -18b = -7

Combine like terms: -9 + -6 = -15
-15 + 19b + -18b = -7

Combine like terms: 19b + -18b = 1b
-15 + 1b = -7

Solving
-15 + 1b = -7

Solving for variable 'b'.

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

Add '15' to each side of the equation.
-15 + 15 + 1b = -7 + 15

Combine like terms: -15 + 15 = 0
0 + 1b = -7 + 15
1b = -7 + 15

Combine like terms: -7 + 15 = 8
1b = 8

Divide each side by '1'.
b = 8

Simplifying
b = 8

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