2a+11=3a+15

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Solution for 2a+11=3a+15 equation:


Simplifying
2a + 11 = 3a + 15

Reorder the terms:
11 + 2a = 3a + 15

Reorder the terms:
11 + 2a = 15 + 3a

Solving
11 + 2a = 15 + 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.
11 + 2a + -3a = 15 + 3a + -3a

Combine like terms: 2a + -3a = -1a
11 + -1a = 15 + 3a + -3a

Combine like terms: 3a + -3a = 0
11 + -1a = 15 + 0
11 + -1a = 15

Add '-11' to each side of the equation.
11 + -11 + -1a = 15 + -11

Combine like terms: 11 + -11 = 0
0 + -1a = 15 + -11
-1a = 15 + -11

Combine like terms: 15 + -11 = 4
-1a = 4

Divide each side by '-1'.
a = -4

Simplifying
a = -4

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