4(2a-5)=a+1

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Solution for 4(2a-5)=a+1 equation:


Simplifying
4(2a + -5) = a + 1

Reorder the terms:
4(-5 + 2a) = a + 1
(-5 * 4 + 2a * 4) = a + 1
(-20 + 8a) = a + 1

Reorder the terms:
-20 + 8a = 1 + a

Solving
-20 + 8a = 1 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-20 + 8a + -1a = 1 + a + -1a

Combine like terms: 8a + -1a = 7a
-20 + 7a = 1 + a + -1a

Combine like terms: a + -1a = 0
-20 + 7a = 1 + 0
-20 + 7a = 1

Add '20' to each side of the equation.
-20 + 20 + 7a = 1 + 20

Combine like terms: -20 + 20 = 0
0 + 7a = 1 + 20
7a = 1 + 20

Combine like terms: 1 + 20 = 21
7a = 21

Divide each side by '7'.
a = 3

Simplifying
a = 3

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