p-3(2.8+4p)=-7.8-11.2p

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Solution for p-3(2.8+4p)=-7.8-11.2p equation:


Simplifying
p + -3(2.8 + 4p) = -7.8 + -11.2p
p + (2.8 * -3 + 4p * -3) = -7.8 + -11.2p
p + (-8.4 + -12p) = -7.8 + -11.2p

Reorder the terms:
-8.4 + p + -12p = -7.8 + -11.2p

Combine like terms: p + -12p = -11p
-8.4 + -11p = -7.8 + -11.2p

Solving
-8.4 + -11p = -7.8 + -11.2p

Solving for variable 'p'.

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

Add '11.2p' to each side of the equation.
-8.4 + -11p + 11.2p = -7.8 + -11.2p + 11.2p

Combine like terms: -11p + 11.2p = 0.2p
-8.4 + 0.2p = -7.8 + -11.2p + 11.2p

Combine like terms: -11.2p + 11.2p = 0.0
-8.4 + 0.2p = -7.8 + 0.0
-8.4 + 0.2p = -7.8

Add '8.4' to each side of the equation.
-8.4 + 8.4 + 0.2p = -7.8 + 8.4

Combine like terms: -8.4 + 8.4 = 0.0
0.0 + 0.2p = -7.8 + 8.4
0.2p = -7.8 + 8.4

Combine like terms: -7.8 + 8.4 = 0.6
0.2p = 0.6

Divide each side by '0.2'.
p = 3

Simplifying
p = 3

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