4p+3p+9=21+2p

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Solution for 4p+3p+9=21+2p equation:


Simplifying
4p + 3p + 9 = 21 + 2p

Reorder the terms:
9 + 4p + 3p = 21 + 2p

Combine like terms: 4p + 3p = 7p
9 + 7p = 21 + 2p

Solving
9 + 7p = 21 + 2p

Solving for variable 'p'.

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

Add '-2p' to each side of the equation.
9 + 7p + -2p = 21 + 2p + -2p

Combine like terms: 7p + -2p = 5p
9 + 5p = 21 + 2p + -2p

Combine like terms: 2p + -2p = 0
9 + 5p = 21 + 0
9 + 5p = 21

Add '-9' to each side of the equation.
9 + -9 + 5p = 21 + -9

Combine like terms: 9 + -9 = 0
0 + 5p = 21 + -9
5p = 21 + -9

Combine like terms: 21 + -9 = 12
5p = 12

Divide each side by '5'.
p = 2.4

Simplifying
p = 2.4

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