34-2(a-1)=18

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Solution for 34-2(a-1)=18 equation:


Simplifying
34 + -2(a + -1) = 18

Reorder the terms:
34 + -2(-1 + a) = 18
34 + (-1 * -2 + a * -2) = 18
34 + (2 + -2a) = 18

Combine like terms: 34 + 2 = 36
36 + -2a = 18

Solving
36 + -2a = 18

Solving for variable 'a'.

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

Add '-36' to each side of the equation.
36 + -36 + -2a = 18 + -36

Combine like terms: 36 + -36 = 0
0 + -2a = 18 + -36
-2a = 18 + -36

Combine like terms: 18 + -36 = -18
-2a = -18

Divide each side by '-2'.
a = 9

Simplifying
a = 9

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