8(k+9)-(7k-4)=-3

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Solution for 8(k+9)-(7k-4)=-3 equation:


Simplifying
8(k + 9) + -1(7k + -4) = -3

Reorder the terms:
8(9 + k) + -1(7k + -4) = -3
(9 * 8 + k * 8) + -1(7k + -4) = -3
(72 + 8k) + -1(7k + -4) = -3

Reorder the terms:
72 + 8k + -1(-4 + 7k) = -3
72 + 8k + (-4 * -1 + 7k * -1) = -3
72 + 8k + (4 + -7k) = -3

Reorder the terms:
72 + 4 + 8k + -7k = -3

Combine like terms: 72 + 4 = 76
76 + 8k + -7k = -3

Combine like terms: 8k + -7k = 1k
76 + 1k = -3

Solving
76 + 1k = -3

Solving for variable 'k'.

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

Add '-76' to each side of the equation.
76 + -76 + 1k = -3 + -76

Combine like terms: 76 + -76 = 0
0 + 1k = -3 + -76
1k = -3 + -76

Combine like terms: -3 + -76 = -79
1k = -79

Divide each side by '1'.
k = -79

Simplifying
k = -79

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