40=2.45(10)+b

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Solution for 40=2.45(10)+b equation: 


Simplifying
40 = 2.45(10) + b

Multiply 2.45 * 10
40 = 24.5 + b

Solving
40 = 24.5 + 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.
40 + -1b = 24.5 + b + -1b

Combine like terms: b + -1b = 0
40 + -1b = 24.5 + 0
40 + -1b = 24.5

Add '-40' to each side of the equation.
40 + -40 + -1b = 24.5 + -40

Combine like terms: 40 + -40 = 0
0 + -1b = 24.5 + -40
-1b = 24.5 + -40

Combine like terms: 24.5 + -40 = -15.5
-1b = -15.5

Divide each side by '-1'.
b = 15.5

Simplifying
b = 15.5

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