5[(2k+1)-3(k-3)]=2(k-10)+7

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Solution for 5[(2k+1)-3(k-3)]=2(k-10)+7 equation:


Simplifying
5[(2k + 1) + -3(k + -3)] = 2(k + -10) + 7

Reorder the terms:
5[(1 + 2k) + -3(k + -3)] = 2(k + -10) + 7

Remove parenthesis around (1 + 2k)
5[1 + 2k + -3(k + -3)] = 2(k + -10) + 7

Reorder the terms:
5[1 + 2k + -3(-3 + k)] = 2(k + -10) + 7
5[1 + 2k + (-3 * -3 + k * -3)] = 2(k + -10) + 7
5[1 + 2k + (9 + -3k)] = 2(k + -10) + 7

Reorder the terms:
5[1 + 9 + 2k + -3k] = 2(k + -10) + 7

Combine like terms: 1 + 9 = 10
5[10 + 2k + -3k] = 2(k + -10) + 7

Combine like terms: 2k + -3k = -1k
5[10 + -1k] = 2(k + -10) + 7
[10 * 5 + -1k * 5] = 2(k + -10) + 7
[50 + -5k] = 2(k + -10) + 7

Reorder the terms:
50 + -5k = 2(-10 + k) + 7
50 + -5k = (-10 * 2 + k * 2) + 7
50 + -5k = (-20 + 2k) + 7

Reorder the terms:
50 + -5k = -20 + 7 + 2k

Combine like terms: -20 + 7 = -13
50 + -5k = -13 + 2k

Solving
50 + -5k = -13 + 2k

Solving for variable 'k'.

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

Add '-2k' to each side of the equation.
50 + -5k + -2k = -13 + 2k + -2k

Combine like terms: -5k + -2k = -7k
50 + -7k = -13 + 2k + -2k

Combine like terms: 2k + -2k = 0
50 + -7k = -13 + 0
50 + -7k = -13

Add '-50' to each side of the equation.
50 + -50 + -7k = -13 + -50

Combine like terms: 50 + -50 = 0
0 + -7k = -13 + -50
-7k = -13 + -50

Combine like terms: -13 + -50 = -63
-7k = -63

Divide each side by '-7'.
k = 9

Simplifying
k = 9

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