2.6+0.9p=-1(-p-2.1)

Solution for 2.6+0.9p=-1(-p-2.1) equation:

Simplifying
2.6 + 0.9p = -1(-1p + -2.1)

Reorder the terms:
2.6 + 0.9p = -1(-2.1 + -1p)
2.6 + 0.9p = (-2.1 * -1 + -1p * -1)
2.6 + 0.9p = (2.1 + 1p)

Solving
2.6 + 0.9p = 2.1 + 1p

Solving for variable 'p'.

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

Add '-1p' to each side of the equation.
2.6 + 0.9p + -1p = 2.1 + 1p + -1p

Combine like terms: 0.9p + -1p = -0.1p
2.6 + -0.1p = 2.1 + 1p + -1p

Combine like terms: 1p + -1p = 0
2.6 + -0.1p = 2.1 + 0
2.6 + -0.1p = 2.1

Add '-2.6' to each side of the equation.
2.6 + -2.6 + -0.1p = 2.1 + -2.6

Combine like terms: 2.6 + -2.6 = 0.0
0.0 + -0.1p = 2.1 + -2.6
-0.1p = 2.1 + -2.6

Combine like terms: 2.1 + -2.6 = -0.5
-0.1p = -0.5

Divide each side by '-0.1'.
p = 5

Simplifying
p = 5