1=4k-7(2k+5)

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Solution for 1=4k-7(2k+5) equation:


Simplifying
1 = 4k + -7(2k + 5)

Reorder the terms:
1 = 4k + -7(5 + 2k)
1 = 4k + (5 * -7 + 2k * -7)
1 = 4k + (-35 + -14k)

Reorder the terms:
1 = -35 + 4k + -14k

Combine like terms: 4k + -14k = -10k
1 = -35 + -10k

Solving
1 = -35 + -10k

Solving for variable 'k'.

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

Add '10k' to each side of the equation.
1 + 10k = -35 + -10k + 10k

Combine like terms: -10k + 10k = 0
1 + 10k = -35 + 0
1 + 10k = -35

Add '-1' to each side of the equation.
1 + -1 + 10k = -35 + -1

Combine like terms: 1 + -1 = 0
0 + 10k = -35 + -1
10k = -35 + -1

Combine like terms: -35 + -1 = -36
10k = -36

Divide each side by '10'.
k = -3.6

Simplifying
k = -3.6

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