8-(3+B)=6-2(7.5-.5B)

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Solution for 8-(3+B)=6-2(7.5-.5B) equation:


Simplifying
8 + -1(3 + B) = 6 + -2(7.5 + -0.5B)
8 + (3 * -1 + B * -1) = 6 + -2(7.5 + -0.5B)
8 + (-3 + -1B) = 6 + -2(7.5 + -0.5B)

Combine like terms: 8 + -3 = 5
5 + -1B = 6 + -2(7.5 + -0.5B)
5 + -1B = 6 + (7.5 * -2 + -0.5B * -2)
5 + -1B = 6 + (-15 + 1B)

Combine like terms: 6 + -15 = -9
5 + -1B = -9 + 1B

Solving
5 + -1B = -9 + 1B

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.
5 + -1B + -1B = -9 + 1B + -1B

Combine like terms: -1B + -1B = -2B
5 + -2B = -9 + 1B + -1B

Combine like terms: 1B + -1B = 0
5 + -2B = -9 + 0
5 + -2B = -9

Add '-5' to each side of the equation.
5 + -5 + -2B = -9 + -5

Combine like terms: 5 + -5 = 0
0 + -2B = -9 + -5
-2B = -9 + -5

Combine like terms: -9 + -5 = -14
-2B = -14

Divide each side by '-2'.
B = 7

Simplifying
B = 7

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