3a-8=9a-74

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Solution for 3a-8=9a-74 equation:


Simplifying
3a + -8 = 9a + -74

Reorder the terms:
-8 + 3a = 9a + -74

Reorder the terms:
-8 + 3a = -74 + 9a

Solving
-8 + 3a = -74 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
-8 + 3a + -9a = -74 + 9a + -9a

Combine like terms: 3a + -9a = -6a
-8 + -6a = -74 + 9a + -9a

Combine like terms: 9a + -9a = 0
-8 + -6a = -74 + 0
-8 + -6a = -74

Add '8' to each side of the equation.
-8 + 8 + -6a = -74 + 8

Combine like terms: -8 + 8 = 0
0 + -6a = -74 + 8
-6a = -74 + 8

Combine like terms: -74 + 8 = -66
-6a = -66

Divide each side by '-6'.
a = 11

Simplifying
a = 11

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