7+4(2a+1)=-13

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Solution for 7+4(2a+1)=-13 equation:


Simplifying
7 + 4(2a + 1) = -13

Reorder the terms:
7 + 4(1 + 2a) = -13
7 + (1 * 4 + 2a * 4) = -13
7 + (4 + 8a) = -13

Combine like terms: 7 + 4 = 11
11 + 8a = -13

Solving
11 + 8a = -13

Solving for variable 'a'.

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

Add '-11' to each side of the equation.
11 + -11 + 8a = -13 + -11

Combine like terms: 11 + -11 = 0
0 + 8a = -13 + -11
8a = -13 + -11

Combine like terms: -13 + -11 = -24
8a = -24

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

Simplifying
a = -3

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