43=17+b+20

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Solution for 43=17+b+20 equation:


Simplifying
43 = 17 + b + 20

Reorder the terms:
43 = 17 + 20 + b

Combine like terms: 17 + 20 = 37
43 = 37 + b

Solving
43 = 37 + 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 + -1b = 37 + b + -1b

Combine like terms: b + -1b = 0
43 + -1b = 37 + 0
43 + -1b = 37

Add '-43' to each side of the equation.
43 + -43 + -1b = 37 + -43

Combine like terms: 43 + -43 = 0
0 + -1b = 37 + -43
-1b = 37 + -43

Combine like terms: 37 + -43 = -6
-1b = -6

Divide each side by '-1'.
b = 6

Simplifying
b = 6

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