a+20=5a-2

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Solution for a+20=5a-2 equation:


Simplifying
a + 20 = 5a + -2

Reorder the terms:
20 + a = 5a + -2

Reorder the terms:
20 + a = -2 + 5a

Solving
20 + a = -2 + 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 + a + -5a = -2 + 5a + -5a

Combine like terms: a + -5a = -4a
20 + -4a = -2 + 5a + -5a

Combine like terms: 5a + -5a = 0
20 + -4a = -2 + 0
20 + -4a = -2

Add '-20' to each side of the equation.
20 + -20 + -4a = -2 + -20

Combine like terms: 20 + -20 = 0
0 + -4a = -2 + -20
-4a = -2 + -20

Combine like terms: -2 + -20 = -22
-4a = -22

Divide each side by '-4'.
a = 5.5

Simplifying
a = 5.5

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