10(k-7)=-(5k+4)-7k

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Solution for 10(k-7)=-(5k+4)-7k equation:


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

Reorder the terms:
10(-7 + k) = -1(5k + 4) + -7k
(-7 * 10 + k * 10) = -1(5k + 4) + -7k
(-70 + 10k) = -1(5k + 4) + -7k

Reorder the terms:
-70 + 10k = -1(4 + 5k) + -7k
-70 + 10k = (4 * -1 + 5k * -1) + -7k
-70 + 10k = (-4 + -5k) + -7k

Combine like terms: -5k + -7k = -12k
-70 + 10k = -4 + -12k

Solving
-70 + 10k = -4 + -12k

Solving for variable 'k'.

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

Add '12k' to each side of the equation.
-70 + 10k + 12k = -4 + -12k + 12k

Combine like terms: 10k + 12k = 22k
-70 + 22k = -4 + -12k + 12k

Combine like terms: -12k + 12k = 0
-70 + 22k = -4 + 0
-70 + 22k = -4

Add '70' to each side of the equation.
-70 + 70 + 22k = -4 + 70

Combine like terms: -70 + 70 = 0
0 + 22k = -4 + 70
22k = -4 + 70

Combine like terms: -4 + 70 = 66
22k = 66

Divide each side by '22'.
k = 3

Simplifying
k = 3

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