2(4x+5)=8x+k

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Solution for 2(4x+5)=8x+k equation:


Simplifying
2(4x + 5) = 8x + k

Reorder the terms:
2(5 + 4x) = 8x + k
(5 * 2 + 4x * 2) = 8x + k
(10 + 8x) = 8x + k

Reorder the terms:
10 + 8x = k + 8x

Add '-8x' to each side of the equation.
10 + 8x + -8x = k + 8x + -8x

Combine like terms: 8x + -8x = 0
10 + 0 = k + 8x + -8x
10 = k + 8x + -8x

Combine like terms: 8x + -8x = 0
10 = k + 0
10 = k

Solving
10 = k

Solving for variable 'k'.

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

Add '-1k' to each side of the equation.
10 + -1k = k + -1k

Combine like terms: k + -1k = 0
10 + -1k = 0

Add '-10' to each side of the equation.
10 + -10 + -1k = 0 + -10

Combine like terms: 10 + -10 = 0
0 + -1k = 0 + -10
-1k = 0 + -10

Combine like terms: 0 + -10 = -10
-1k = -10

Divide each side by '-1'.
k = 10

Simplifying
k = 10

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