-21b-43=b-153

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Solution for -21b-43=b-153 equation:


Simplifying
-21b + -43 = b + -153

Reorder the terms:
-43 + -21b = b + -153

Reorder the terms:
-43 + -21b = -153 + b

Solving
-43 + -21b = -153 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
-43 + -21b + -1b = -153 + b + -1b

Combine like terms: -21b + -1b = -22b
-43 + -22b = -153 + b + -1b

Combine like terms: b + -1b = 0
-43 + -22b = -153 + 0
-43 + -22b = -153

Add '43' to each side of the equation.
-43 + 43 + -22b = -153 + 43

Combine like terms: -43 + 43 = 0
0 + -22b = -153 + 43
-22b = -153 + 43

Combine like terms: -153 + 43 = -110
-22b = -110

Divide each side by '-22'.
b = 5

Simplifying
b = 5

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