15-(7+k)4=-3

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Solution for 15-(7+k)4=-3 equation:


Simplifying
15 + -1(7 + k) * 4 = -3

Reorder the terms for easier multiplication:
15 + -1 * 4(7 + k) = -3

Multiply -1 * 4
15 + -4(7 + k) = -3
15 + (7 * -4 + k * -4) = -3
15 + (-28 + -4k) = -3

Combine like terms: 15 + -28 = -13
-13 + -4k = -3

Solving
-13 + -4k = -3

Solving for variable 'k'.

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

Add '13' to each side of the equation.
-13 + 13 + -4k = -3 + 13

Combine like terms: -13 + 13 = 0
0 + -4k = -3 + 13
-4k = -3 + 13

Combine like terms: -3 + 13 = 10
-4k = 10

Divide each side by '-4'.
k = -2.5

Simplifying
k = -2.5

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