2n+8+4b+7=-9

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Solution for 2n+8+4b+7=-9 equation:


Simplifying
2n + 8 + 4b + 7 = -9

Reorder the terms:
8 + 7 + 4b + 2n = -9

Combine like terms: 8 + 7 = 15
15 + 4b + 2n = -9

Solving
15 + 4b + 2n = -9

Solving for variable 'b'.

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

Add '-15' to each side of the equation.
15 + 4b + -15 + 2n = -9 + -15

Reorder the terms:
15 + -15 + 4b + 2n = -9 + -15

Combine like terms: 15 + -15 = 0
0 + 4b + 2n = -9 + -15
4b + 2n = -9 + -15

Combine like terms: -9 + -15 = -24
4b + 2n = -24

Add '-2n' to each side of the equation.
4b + 2n + -2n = -24 + -2n

Combine like terms: 2n + -2n = 0
4b + 0 = -24 + -2n
4b = -24 + -2n

Divide each side by '4'.
b = -6 + -0.5n

Simplifying
b = -6 + -0.5n

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