100+a=75+a+b

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Solution for 100+a=75+a+b equation:


Simplifying
100 + a = 75 + a + b

Add '-1a' to each side of the equation.
100 + a + -1a = 75 + a + -1a + b

Combine like terms: a + -1a = 0
100 + 0 = 75 + a + -1a + b
100 = 75 + a + -1a + b

Combine like terms: a + -1a = 0
100 = 75 + 0 + b
100 = 75 + b

Solving
100 = 75 + 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.
100 + -1b = 75 + b + -1b

Combine like terms: b + -1b = 0
100 + -1b = 75 + 0
100 + -1b = 75

Add '-100' to each side of the equation.
100 + -100 + -1b = 75 + -100

Combine like terms: 100 + -100 = 0
0 + -1b = 75 + -100
-1b = 75 + -100

Combine like terms: 75 + -100 = -25
-1b = -25

Divide each side by '-1'.
b = 25

Simplifying
b = 25

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