-b+4-(2b-17)=

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


Simplifying
-1b + 4 + -1(2b + -17) = 0

Reorder the terms:
-1b + 4 + -1(-17 + 2b) = 0
-1b + 4 + (-17 * -1 + 2b * -1) = 0
-1b + 4 + (17 + -2b) = 0

Reorder the terms:
4 + 17 + -1b + -2b = 0

Combine like terms: 4 + 17 = 21
21 + -1b + -2b = 0

Combine like terms: -1b + -2b = -3b
21 + -3b = 0

Solving
21 + -3b = 0

Solving for variable 'b'.

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

Add '-21' to each side of the equation.
21 + -21 + -3b = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -3b = 0 + -21
-3b = 0 + -21

Combine like terms: 0 + -21 = -21
-3b = -21

Divide each side by '-3'.
b = 7

Simplifying
b = 7

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