3a+3(7)=-3

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Solution for 3a+3(7)=-3 equation: 


Simplifying
3a + 3(7) = -3

Multiply 3 * 7
3a + 21 = -3

Reorder the terms:
21 + 3a = -3

Solving
21 + 3a = -3

Solving for variable 'a'.

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

Add '-21' to each side of the equation.
21 + -21 + 3a = -3 + -21

Combine like terms: 21 + -21 = 0
0 + 3a = -3 + -21
3a = -3 + -21

Combine like terms: -3 + -21 = -24
3a = -24

Divide each side by '3'.
a = -8

Simplifying
a = -8

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