7a+5=9a+1

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Solution for 7a+5=9a+1 equation:


Simplifying
7a + 5 = 9a + 1

Reorder the terms:
5 + 7a = 9a + 1

Reorder the terms:
5 + 7a = 1 + 9a

Solving
5 + 7a = 1 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
5 + 7a + -9a = 1 + 9a + -9a

Combine like terms: 7a + -9a = -2a
5 + -2a = 1 + 9a + -9a

Combine like terms: 9a + -9a = 0
5 + -2a = 1 + 0
5 + -2a = 1

Add '-5' to each side of the equation.
5 + -5 + -2a = 1 + -5

Combine like terms: 5 + -5 = 0
0 + -2a = 1 + -5
-2a = 1 + -5

Combine like terms: 1 + -5 = -4
-2a = -4

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

Simplifying
a = 2

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