(r+8)(r+8)=

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Solution for (r+8)(r+8)= equation: 


Simplifying
(r + 8)(r + 8) = 0

Reorder the terms:
(8 + r)(r + 8) = 0

Reorder the terms:
(8 + r)(8 + r) = 0

Multiply (8 + r) * (8 + r)
(8(8 + r) + r(8 + r)) = 0
((8 * 8 + r * 8) + r(8 + r)) = 0
((64 + 8r) + r(8 + r)) = 0
(64 + 8r + (8 * r + r * r)) = 0
(64 + 8r + (8r + r2)) = 0

Combine like terms: 8r + 8r = 16r
(64 + 16r + r2) = 0

Solving
64 + 16r + r2 = 0

Solving for variable 'r'.

Factor a trinomial.
(8 + r)(8 + r) = 0


Subproblem 1
Set the factor '(8 + r)' equal to zero and attempt to solve:

Simplifying
8 + r = 0

Solving
8 + r = 0

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

Add '-8' to each side of the equation.
8 + -8 + r = 0 + -8

Combine like terms: 8 + -8 = 0
0 + r = 0 + -8
r = 0 + -8

Combine like terms: 0 + -8 = -8
r = -8

Simplifying
r = -8

Subproblem 2
Set the factor '(8 + r)' equal to zero and attempt to solve:

Simplifying
8 + r = 0

Solving
8 + r = 0

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

Add '-8' to each side of the equation.
8 + -8 + r = 0 + -8

Combine like terms: 8 + -8 = 0
0 + r = 0 + -8
r = 0 + -8

Combine like terms: 0 + -8 = -8
r = -8

Simplifying
r = -8
Solution
r = {-8, -8}

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