4a-1=2a+8

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Solution for 4a-1=2a+8 equation:


Simplifying
4a + -1 = 2a + 8

Reorder the terms:
-1 + 4a = 2a + 8

Reorder the terms:
-1 + 4a = 8 + 2a

Solving
-1 + 4a = 8 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-1 + 4a + -2a = 8 + 2a + -2a

Combine like terms: 4a + -2a = 2a
-1 + 2a = 8 + 2a + -2a

Combine like terms: 2a + -2a = 0
-1 + 2a = 8 + 0
-1 + 2a = 8

Add '1' to each side of the equation.
-1 + 1 + 2a = 8 + 1

Combine like terms: -1 + 1 = 0
0 + 2a = 8 + 1
2a = 8 + 1

Combine like terms: 8 + 1 = 9
2a = 9

Divide each side by '2'.
a = 4.5

Simplifying
a = 4.5

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