7A-3[2(2A-5)-(3A+4)+1]=

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Solution for 7A-3[2(2A-5)-(3A+4)+1]= equation:


Simplifying
7A + -3[2(2A + -5) + -1(3A + 4) + 1] = 0

Reorder the terms:
7A + -3[2(-5 + 2A) + -1(3A + 4) + 1] = 0
7A + -3[(-5 * 2 + 2A * 2) + -1(3A + 4) + 1] = 0
7A + -3[(-10 + 4A) + -1(3A + 4) + 1] = 0

Reorder the terms:
7A + -3[-10 + 4A + -1(4 + 3A) + 1] = 0
7A + -3[-10 + 4A + (4 * -1 + 3A * -1) + 1] = 0
7A + -3[-10 + 4A + (-4 + -3A) + 1] = 0

Reorder the terms:
7A + -3[-10 + -4 + 1 + 4A + -3A] = 0

Combine like terms: -10 + -4 = -14
7A + -3[-14 + 1 + 4A + -3A] = 0

Combine like terms: -14 + 1 = -13
7A + -3[-13 + 4A + -3A] = 0

Combine like terms: 4A + -3A = 1A
7A + -3[-13 + 1A] = 0
7A + [-13 * -3 + 1A * -3] = 0
7A + [39 + -3A] = 0

Reorder the terms:
39 + 7A + -3A = 0

Combine like terms: 7A + -3A = 4A
39 + 4A = 0

Solving
39 + 4A = 0

Solving for variable 'A'.

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

Add '-39' to each side of the equation.
39 + -39 + 4A = 0 + -39

Combine like terms: 39 + -39 = 0
0 + 4A = 0 + -39
4A = 0 + -39

Combine like terms: 0 + -39 = -39
4A = -39

Divide each side by '4'.
A = -9.75

Simplifying
A = -9.75

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