19+7(3b-4)=-9

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Solution for 19+7(3b-4)=-9 equation:


Simplifying
19 + 7(3b + -4) = -9

Reorder the terms:
19 + 7(-4 + 3b) = -9
19 + (-4 * 7 + 3b * 7) = -9
19 + (-28 + 21b) = -9

Combine like terms: 19 + -28 = -9
-9 + 21b = -9

Add '9' to each side of the equation.
-9 + 9 + 21b = -9 + 9

Combine like terms: -9 + 9 = 0
0 + 21b = -9 + 9
21b = -9 + 9

Combine like terms: -9 + 9 = 0
21b = 0

Solving
21b = 0

Solving for variable 'b'.

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

Divide each side by '21'.
b = 0

Simplifying
b = 0

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