7b+21+9=5p-3p

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Solution for 7b+21+9=5p-3p equation:


Simplifying
7b + 21 + 9 = 5p + -3p

Reorder the terms:
21 + 9 + 7b = 5p + -3p

Combine like terms: 21 + 9 = 30
30 + 7b = 5p + -3p

Combine like terms: 5p + -3p = 2p
30 + 7b = 2p

Solving
30 + 7b = 2p

Solving for variable 'b'.

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

Add '-30' to each side of the equation.
30 + -30 + 7b = -30 + 2p

Combine like terms: 30 + -30 = 0
0 + 7b = -30 + 2p
7b = -30 + 2p

Divide each side by '7'.
b = -4.285714286 + 0.2857142857p

Simplifying
b = -4.285714286 + 0.2857142857p

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