7(1+3a)-3=-101

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Solution for 7(1+3a)-3=-101 equation:


Simplifying
7(1 + 3a) + -3 = -101
(1 * 7 + 3a * 7) + -3 = -101
(7 + 21a) + -3 = -101

Reorder the terms:
7 + -3 + 21a = -101

Combine like terms: 7 + -3 = 4
4 + 21a = -101

Solving
4 + 21a = -101

Solving for variable 'a'.

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

Add '-4' to each side of the equation.
4 + -4 + 21a = -101 + -4

Combine like terms: 4 + -4 = 0
0 + 21a = -101 + -4
21a = -101 + -4

Combine like terms: -101 + -4 = -105
21a = -105

Divide each side by '21'.
a = -5

Simplifying
a = -5

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