120=b+2(10)

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Solution for 120=b+2(10) equation:


Simplifying
120 = b + 2(10)

Multiply 2 * 10
120 = b + 20

Reorder the terms:
120 = 20 + b

Solving
120 = 20 + 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.
120 + -1b = 20 + b + -1b

Combine like terms: b + -1b = 0
120 + -1b = 20 + 0
120 + -1b = 20

Add '-120' to each side of the equation.
120 + -120 + -1b = 20 + -120

Combine like terms: 120 + -120 = 0
0 + -1b = 20 + -120
-1b = 20 + -120

Combine like terms: 20 + -120 = -100
-1b = -100

Divide each side by '-1'.
b = 100

Simplifying
b = 100

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