10-2a=18

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Solution for 10-2a=18 equation: 


Simplifying
10 + -2a = 18

Solving
10 + -2a = 18

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 + -10 + -2a = 18 + -10

Combine like terms: 10 + -10 = 0
0 + -2a = 18 + -10
-2a = 18 + -10

Combine like terms: 18 + -10 = 8
-2a = 8

Divide each side by '-2'.
a = -4

Simplifying
a = -4

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