(17b-1)-4(4b+3)=-4

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Solution for (17b-1)-4(4b+3)=-4 equation:


Simplifying
(17b + -1) + -4(4b + 3) = -4

Reorder the terms:
(-1 + 17b) + -4(4b + 3) = -4

Remove parenthesis around (-1 + 17b)
-1 + 17b + -4(4b + 3) = -4

Reorder the terms:
-1 + 17b + -4(3 + 4b) = -4
-1 + 17b + (3 * -4 + 4b * -4) = -4
-1 + 17b + (-12 + -16b) = -4

Reorder the terms:
-1 + -12 + 17b + -16b = -4

Combine like terms: -1 + -12 = -13
-13 + 17b + -16b = -4

Combine like terms: 17b + -16b = 1b
-13 + 1b = -4

Solving
-13 + 1b = -4

Solving for variable 'b'.

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

Add '13' to each side of the equation.
-13 + 13 + 1b = -4 + 13

Combine like terms: -13 + 13 = 0
0 + 1b = -4 + 13
1b = -4 + 13

Combine like terms: -4 + 13 = 9
1b = 9

Divide each side by '1'.
b = 9

Simplifying
b = 9

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