7a-4+2a=3a-2

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Solution for 7a-4+2a=3a-2 equation:


Simplifying
7a + -4 + 2a = 3a + -2

Reorder the terms:
-4 + 7a + 2a = 3a + -2

Combine like terms: 7a + 2a = 9a
-4 + 9a = 3a + -2

Reorder the terms:
-4 + 9a = -2 + 3a

Solving
-4 + 9a = -2 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
-4 + 9a + -3a = -2 + 3a + -3a

Combine like terms: 9a + -3a = 6a
-4 + 6a = -2 + 3a + -3a

Combine like terms: 3a + -3a = 0
-4 + 6a = -2 + 0
-4 + 6a = -2

Add '4' to each side of the equation.
-4 + 4 + 6a = -2 + 4

Combine like terms: -4 + 4 = 0
0 + 6a = -2 + 4
6a = -2 + 4

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

Divide each side by '6'.
a = 0.3333333333

Simplifying
a = 0.3333333333

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