7a-17=4a+a

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Solution for 7a-17=4a+a equation:


Simplifying
7a + -17 = 4a + a

Reorder the terms:
-17 + 7a = 4a + a

Combine like terms: 4a + a = 5a
-17 + 7a = 5a

Solving
-17 + 7a = 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.
-17 + 7a + -5a = 5a + -5a

Combine like terms: 7a + -5a = 2a
-17 + 2a = 5a + -5a

Combine like terms: 5a + -5a = 0
-17 + 2a = 0

Add '17' to each side of the equation.
-17 + 17 + 2a = 0 + 17

Combine like terms: -17 + 17 = 0
0 + 2a = 0 + 17
2a = 0 + 17

Combine like terms: 0 + 17 = 17
2a = 17

Divide each side by '2'.
a = 8.5

Simplifying
a = 8.5

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