8a-7a-9=67

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Solution for 8a-7a-9=67 equation:


Simplifying
8a + -7a + -9 = 67

Reorder the terms:
-9 + 8a + -7a = 67

Combine like terms: 8a + -7a = 1a
-9 + 1a = 67

Solving
-9 + 1a = 67

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + 9 + 1a = 67 + 9

Combine like terms: -9 + 9 = 0
0 + 1a = 67 + 9
1a = 67 + 9

Combine like terms: 67 + 9 = 76
1a = 76

Divide each side by '1'.
a = 76

Simplifying
a = 76

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