7-3[(2a-3c)-(2a+3c)]=

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Solution for 7-3[(2a-3c)-(2a+3c)]= equation:


Simplifying
7 + -3[(2a + -3c) + -1(2a + 3c)] = 0

Remove parenthesis around (2a + -3c)
7 + -3[2a + -3c + -1(2a + 3c)] = 0
7 + -3[2a + -3c + (2a * -1 + 3c * -1)] = 0
7 + -3[2a + -3c + (-2a + -3c)] = 0

Reorder the terms:
7 + -3[2a + -2a + -3c + -3c] = 0

Combine like terms: 2a + -2a = 0
7 + -3[0 + -3c + -3c] = 0
7 + -3[-3c + -3c] = 0

Combine like terms: -3c + -3c = -6c
7 + -3[-6c] = 0

Remove brackets around [-6c]
7 + -3 * -6c = 0

Multiply -3 * -6
7 + 18c = 0

Solving
7 + 18c = 0

Solving for variable 'c'.

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

Add '-7' to each side of the equation.
7 + -7 + 18c = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 18c = 0 + -7
18c = 0 + -7

Combine like terms: 0 + -7 = -7
18c = -7

Divide each side by '18'.
c = -0.3888888889

Simplifying
c = -0.3888888889

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