7a-4=5a+2

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Solution for 7a-4=5a+2 equation:


Simplifying
7a + -4 = 5a + 2

Reorder the terms:
-4 + 7a = 5a + 2

Reorder the terms:
-4 + 7a = 2 + 5a

Solving
-4 + 7a = 2 + 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.
-4 + 7a + -5a = 2 + 5a + -5a

Combine like terms: 7a + -5a = 2a
-4 + 2a = 2 + 5a + -5a

Combine like terms: 5a + -5a = 0
-4 + 2a = 2 + 0
-4 + 2a = 2

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

Combine like terms: -4 + 4 = 0
0 + 2a = 2 + 4
2a = 2 + 4

Combine like terms: 2 + 4 = 6
2a = 6

Divide each side by '2'.
a = 3

Simplifying
a = 3

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