7a-4=2a+11

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Solution for 7a-4=2a+11 equation:


Simplifying
7a + -4 = 2a + 11

Reorder the terms:
-4 + 7a = 2a + 11

Reorder the terms:
-4 + 7a = 11 + 2a

Solving
-4 + 7a = 11 + 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 + 7a + -2a = 11 + 2a + -2a

Combine like terms: 7a + -2a = 5a
-4 + 5a = 11 + 2a + -2a

Combine like terms: 2a + -2a = 0
-4 + 5a = 11 + 0
-4 + 5a = 11

Add '4' to each side of the equation.
-4 + 4 + 5a = 11 + 4

Combine like terms: -4 + 4 = 0
0 + 5a = 11 + 4
5a = 11 + 4

Combine like terms: 11 + 4 = 15
5a = 15

Divide each side by '5'.
a = 3

Simplifying
a = 3

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