(7x+4)2+(x+5)2=

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Solution for (7x+4)2+(x+5)2= equation:


Simplifying
(7x + 4) * 2 + (x + 5) * 2 = 0

Reorder the terms:
(4 + 7x) * 2 + (x + 5) * 2 = 0

Reorder the terms for easier multiplication:
2(4 + 7x) + (x + 5) * 2 = 0
(4 * 2 + 7x * 2) + (x + 5) * 2 = 0
(8 + 14x) + (x + 5) * 2 = 0

Reorder the terms:
8 + 14x + (5 + x) * 2 = 0

Reorder the terms for easier multiplication:
8 + 14x + 2(5 + x) = 0
8 + 14x + (5 * 2 + x * 2) = 0
8 + 14x + (10 + 2x) = 0

Reorder the terms:
8 + 10 + 14x + 2x = 0

Combine like terms: 8 + 10 = 18
18 + 14x + 2x = 0

Combine like terms: 14x + 2x = 16x
18 + 16x = 0

Solving
18 + 16x = 0

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 16x = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 16x = 0 + -18
16x = 0 + -18

Combine like terms: 0 + -18 = -18
16x = -18

Divide each side by '16'.
x = -1.125

Simplifying
x = -1.125

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