7+2a-4=11

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


Simplifying
7 + 2a + -4 = 11

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

Combine like terms: 7 + -4 = 3
3 + 2a = 11

Solving
3 + 2a = 11

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 2a = 11 + -3

Combine like terms: 3 + -3 = 0
0 + 2a = 11 + -3
2a = 11 + -3

Combine like terms: 11 + -3 = 8
2a = 8

Divide each side by '2'.
a = 4

Simplifying
a = 4

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