7+4(2a+5)=-13

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Solution for 7+4(2a+5)=-13 equation:


Simplifying
7 + 4(2a + 5) = -13

Reorder the terms:
7 + 4(5 + 2a) = -13
7 + (5 * 4 + 2a * 4) = -13
7 + (20 + 8a) = -13

Combine like terms: 7 + 20 = 27
27 + 8a = -13

Solving
27 + 8a = -13

Solving for variable 'a'.

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

Add '-27' to each side of the equation.
27 + -27 + 8a = -13 + -27

Combine like terms: 27 + -27 = 0
0 + 8a = -13 + -27
8a = -13 + -27

Combine like terms: -13 + -27 = -40
8a = -40

Divide each side by '8'.
a = -5

Simplifying
a = -5

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