8x-10-3a=20

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Solution for 8x-10-3a=20 equation:


Simplifying
8x + -10 + -3a = 20

Reorder the terms:
-10 + -3a + 8x = 20

Solving
-10 + -3a + 8x = 20

Solving for variable 'a'.

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

Add '10' to each side of the equation.
-10 + -3a + 10 + 8x = 20 + 10

Reorder the terms:
-10 + 10 + -3a + 8x = 20 + 10

Combine like terms: -10 + 10 = 0
0 + -3a + 8x = 20 + 10
-3a + 8x = 20 + 10

Combine like terms: 20 + 10 = 30
-3a + 8x = 30

Add '-8x' to each side of the equation.
-3a + 8x + -8x = 30 + -8x

Combine like terms: 8x + -8x = 0
-3a + 0 = 30 + -8x
-3a = 30 + -8x

Divide each side by '-3'.
a = -10 + 2.666666667x

Simplifying
a = -10 + 2.666666667x

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