5a-1=7a-17

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Solution for 5a-1=7a-17 equation:


Simplifying
5a + -1 = 7a + -17

Reorder the terms:
-1 + 5a = 7a + -17

Reorder the terms:
-1 + 5a = -17 + 7a

Solving
-1 + 5a = -17 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
-1 + 5a + -7a = -17 + 7a + -7a

Combine like terms: 5a + -7a = -2a
-1 + -2a = -17 + 7a + -7a

Combine like terms: 7a + -7a = 0
-1 + -2a = -17 + 0
-1 + -2a = -17

Add '1' to each side of the equation.
-1 + 1 + -2a = -17 + 1

Combine like terms: -1 + 1 = 0
0 + -2a = -17 + 1
-2a = -17 + 1

Combine like terms: -17 + 1 = -16
-2a = -16

Divide each side by '-2'.
a = 8

Simplifying
a = 8

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