(17b-4)-8(2b+1)=-5

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Solution for (17b-4)-8(2b+1)=-5 equation:


Simplifying
(17b + -4) + -8(2b + 1) = -5

Reorder the terms:
(-4 + 17b) + -8(2b + 1) = -5

Remove parenthesis around (-4 + 17b)
-4 + 17b + -8(2b + 1) = -5

Reorder the terms:
-4 + 17b + -8(1 + 2b) = -5
-4 + 17b + (1 * -8 + 2b * -8) = -5
-4 + 17b + (-8 + -16b) = -5

Reorder the terms:
-4 + -8 + 17b + -16b = -5

Combine like terms: -4 + -8 = -12
-12 + 17b + -16b = -5

Combine like terms: 17b + -16b = 1b
-12 + 1b = -5

Solving
-12 + 1b = -5

Solving for variable 'b'.

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

Add '12' to each side of the equation.
-12 + 12 + 1b = -5 + 12

Combine like terms: -12 + 12 = 0
0 + 1b = -5 + 12
1b = -5 + 12

Combine like terms: -5 + 12 = 7
1b = 7

Divide each side by '1'.
b = 7

Simplifying
b = 7

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