3(-10+a)=-51

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Solution for 3(-10+a)=-51 equation: 


Simplifying
3(-10 + a) = -51
(-10 * 3 + a * 3) = -51
(-30 + 3a) = -51

Solving
-30 + 3a = -51

Solving for variable 'a'.

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

Add '30' to each side of the equation.
-30 + 30 + 3a = -51 + 30

Combine like terms: -30 + 30 = 0
0 + 3a = -51 + 30
3a = -51 + 30

Combine like terms: -51 + 30 = -21
3a = -21

Divide each side by '3'.
a = -7

Simplifying
a = -7

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