(-7p^2+2p-2)+(2p^2-2p+4)=

Solution for (-7p^2+2p-2)+(2p^2-2p+4)= equation:

Simplifying
(-7p2 + 2p + -2) + (2p2 + -2p + 4) = 0

Reorder the terms:
(-2 + 2p + -7p2) + (2p2 + -2p + 4) = 0

Remove parenthesis around (-2 + 2p + -7p2)
-2 + 2p + -7p2 + (2p2 + -2p + 4) = 0

Reorder the terms:
-2 + 2p + -7p2 + (4 + -2p + 2p2) = 0

Remove parenthesis around (4 + -2p + 2p2)
-2 + 2p + -7p2 + 4 + -2p + 2p2 = 0

Reorder the terms:
-2 + 4 + 2p + -2p + -7p2 + 2p2 = 0

Combine like terms: -2 + 4 = 2
2 + 2p + -2p + -7p2 + 2p2 = 0

Combine like terms: 2p + -2p = 0
2 + 0 + -7p2 + 2p2 = 0
2 + -7p2 + 2p2 = 0

Combine like terms: -7p2 + 2p2 = -5p2
2 + -5p2 = 0

Solving
2 + -5p2 = 0

Solving for variable 'p'.

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

Add '-2' to each side of the equation.
2 + -2 + -5p2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -5p2 = 0 + -2
-5p2 = 0 + -2

Combine like terms: 0 + -2 = -2
-5p2 = -2

Divide each side by '-5'.
p2 = 0.4

Simplifying
p2 = 0.4

Take the square root of each side:
p = {-0.632455532, 0.632455532}