4a-20=5a+20

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Solution for 4a-20=5a+20 equation:


Simplifying
4a + -20 = 5a + 20

Reorder the terms:
-20 + 4a = 5a + 20

Reorder the terms:
-20 + 4a = 20 + 5a

Solving
-20 + 4a = 20 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-20 + 4a + -5a = 20 + 5a + -5a

Combine like terms: 4a + -5a = -1a
-20 + -1a = 20 + 5a + -5a

Combine like terms: 5a + -5a = 0
-20 + -1a = 20 + 0
-20 + -1a = 20

Add '20' to each side of the equation.
-20 + 20 + -1a = 20 + 20

Combine like terms: -20 + 20 = 0
0 + -1a = 20 + 20
-1a = 20 + 20

Combine like terms: 20 + 20 = 40
-1a = 40

Divide each side by '-1'.
a = -40

Simplifying
a = -40

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