3a-4+2a-7=

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


Simplifying
3a + -4 + 2a + -7 = 0

Reorder the terms:
-4 + -7 + 3a + 2a = 0

Combine like terms: -4 + -7 = -11
-11 + 3a + 2a = 0

Combine like terms: 3a + 2a = 5a
-11 + 5a = 0

Solving
-11 + 5a = 0

Solving for variable 'a'.

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

Add '11' to each side of the equation.
-11 + 11 + 5a = 0 + 11

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

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

Divide each side by '5'.
a = 2.2

Simplifying
a = 2.2

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