2(2)+b=15.7

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Solution for 2(2)+b=15.7 equation: 


Simplifying
2(2) + b = 15.7

Multiply 2 * 2
4 + b = 15.7

Solving
4 + b = 15.7

Solving for variable 'b'.

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

Add '-4' to each side of the equation.
4 + -4 + b = 15.7 + -4

Combine like terms: 4 + -4 = 0
0 + b = 15.7 + -4
b = 15.7 + -4

Combine like terms: 15.7 + -4 = 11.7
b = 11.7

Simplifying
b = 11.7

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