(37b-7)-9(4b+1)=-7

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Solution for (37b-7)-9(4b+1)=-7 equation:


Simplifying
(37b + -7) + -9(4b + 1) = -7

Reorder the terms:
(-7 + 37b) + -9(4b + 1) = -7

Remove parenthesis around (-7 + 37b)
-7 + 37b + -9(4b + 1) = -7

Reorder the terms:
-7 + 37b + -9(1 + 4b) = -7
-7 + 37b + (1 * -9 + 4b * -9) = -7
-7 + 37b + (-9 + -36b) = -7

Reorder the terms:
-7 + -9 + 37b + -36b = -7

Combine like terms: -7 + -9 = -16
-16 + 37b + -36b = -7

Combine like terms: 37b + -36b = 1b
-16 + 1b = -7

Solving
-16 + 1b = -7

Solving for variable 'b'.

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

Add '16' to each side of the equation.
-16 + 16 + 1b = -7 + 16

Combine like terms: -16 + 16 = 0
0 + 1b = -7 + 16
1b = -7 + 16

Combine like terms: -7 + 16 = 9
1b = 9

Divide each side by '1'.
b = 9

Simplifying
b = 9

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