A+21=-4(-8a+3)+2a

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Solution for A+21=-4(-8a+3)+2a equation:


Simplifying
A + 21 = -4(-8a + 3) + 2a

Reorder the terms:
21 + A = -4(-8a + 3) + 2a

Reorder the terms:
21 + A = -4(3 + -8a) + 2a
21 + A = (3 * -4 + -8a * -4) + 2a
21 + A = (-12 + 32a) + 2a

Combine like terms: 32a + 2a = 34a
21 + A = -12 + 34a

Solving
21 + A = -12 + 34a

Solving for variable 'A'.

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

Add '-21' to each side of the equation.
21 + -21 + A = -12 + -21 + 34a

Combine like terms: 21 + -21 = 0
0 + A = -12 + -21 + 34a
A = -12 + -21 + 34a

Combine like terms: -12 + -21 = -33
A = -33 + 34a

Simplifying
A = -33 + 34a

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