10b-45=2(b-15)

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Solution for 10b-45=2(b-15) equation:


Simplifying
10b + -45 = 2(b + -15)

Reorder the terms:
-45 + 10b = 2(b + -15)

Reorder the terms:
-45 + 10b = 2(-15 + b)
-45 + 10b = (-15 * 2 + b * 2)
-45 + 10b = (-30 + 2b)

Solving
-45 + 10b = -30 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
-45 + 10b + -2b = -30 + 2b + -2b

Combine like terms: 10b + -2b = 8b
-45 + 8b = -30 + 2b + -2b

Combine like terms: 2b + -2b = 0
-45 + 8b = -30 + 0
-45 + 8b = -30

Add '45' to each side of the equation.
-45 + 45 + 8b = -30 + 45

Combine like terms: -45 + 45 = 0
0 + 8b = -30 + 45
8b = -30 + 45

Combine like terms: -30 + 45 = 15
8b = 15

Divide each side by '8'.
b = 1.875

Simplifying
b = 1.875

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