.25+.2(10-p)=0

Solution for .25+.2(10-p)=0 equation:

Simplifying
0.25 + 0.2(10 + -1p) = 0
0.25 + (10 * 0.2 + -1p * 0.2) = 0
0.25 + (2 + -0.2p) = 0

Combine like terms: 0.25 + 2 = 2.25
2.25 + -0.2p = 0

Solving
2.25 + -0.2p = 0

Solving for variable 'p'.

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

Add '-2.25' to each side of the equation.
2.25 + -2.25 + -0.2p = 0 + -2.25

Combine like terms: 2.25 + -2.25 = 0.00
0.00 + -0.2p = 0 + -2.25
-0.2p = 0 + -2.25

Combine like terms: 0 + -2.25 = -2.25
-0.2p = -2.25

Divide each side by '-0.2'.
p = 11.25

Simplifying
p = 11.25