8a-15-6a=85-50

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Solution for 8a-15-6a=85-50 equation:


Simplifying
8a + -15 + -6a = 85 + -50

Reorder the terms:
-15 + 8a + -6a = 85 + -50

Combine like terms: 8a + -6a = 2a
-15 + 2a = 85 + -50

Combine like terms: 85 + -50 = 35
-15 + 2a = 35

Solving
-15 + 2a = 35

Solving for variable 'a'.

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

Add '15' to each side of the equation.
-15 + 15 + 2a = 35 + 15

Combine like terms: -15 + 15 = 0
0 + 2a = 35 + 15
2a = 35 + 15

Combine like terms: 35 + 15 = 50
2a = 50

Divide each side by '2'.
a = 25

Simplifying
a = 25

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