5a+3a+7a-5=

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Solution for 5a+3a+7a-5= equation:


Simplifying
5a + 3a + 7a + -5 = 0

Reorder the terms:
-5 + 5a + 3a + 7a = 0

Combine like terms: 5a + 3a = 8a
-5 + 8a + 7a = 0

Combine like terms: 8a + 7a = 15a
-5 + 15a = 0

Solving
-5 + 15a = 0

Solving for variable 'a'.

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

Add '5' to each side of the equation.
-5 + 5 + 15a = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 15a = 0 + 5
15a = 0 + 5

Combine like terms: 0 + 5 = 5
15a = 5

Divide each side by '15'.
a = 0.3333333333

Simplifying
a = 0.3333333333

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