2A-3+7A=-4-20

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Solution for 2A-3+7A=-4-20 equation:


Simplifying
2A + -3 + 7A = -4 + -20

Reorder the terms:
-3 + 2A + 7A = -4 + -20

Combine like terms: 2A + 7A = 9A
-3 + 9A = -4 + -20

Combine like terms: -4 + -20 = -24
-3 + 9A = -24

Solving
-3 + 9A = -24

Solving for variable 'A'.

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

Add '3' to each side of the equation.
-3 + 3 + 9A = -24 + 3

Combine like terms: -3 + 3 = 0
0 + 9A = -24 + 3
9A = -24 + 3

Combine like terms: -24 + 3 = -21
9A = -21

Divide each side by '9'.
A = -2.333333333

Simplifying
A = -2.333333333

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