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

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


Simplifying
-4 + 7a + -2a = 2a + 5

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

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

Solving
-4 + 5a = 5 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-4 + 5a + -2a = 5 + 2a + -2a

Combine like terms: 5a + -2a = 3a
-4 + 3a = 5 + 2a + -2a

Combine like terms: 2a + -2a = 0
-4 + 3a = 5 + 0
-4 + 3a = 5

Add '4' to each side of the equation.
-4 + 4 + 3a = 5 + 4

Combine like terms: -4 + 4 = 0
0 + 3a = 5 + 4
3a = 5 + 4

Combine like terms: 5 + 4 = 9
3a = 9

Divide each side by '3'.
a = 3

Simplifying
a = 3

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