-9(4b+7)=16

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Solution for -9(4b+7)=16 equation:


Simplifying
-9(4b + 7) = 16

Reorder the terms:
-9(7 + 4b) = 16
(7 * -9 + 4b * -9) = 16
(-63 + -36b) = 16

Solving
-63 + -36b = 16

Solving for variable 'b'.

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

Add '63' to each side of the equation.
-63 + 63 + -36b = 16 + 63

Combine like terms: -63 + 63 = 0
0 + -36b = 16 + 63
-36b = 16 + 63

Combine like terms: 16 + 63 = 79
-36b = 79

Divide each side by '-36'.
b = -2.194444444

Simplifying
b = -2.194444444

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