8+5[a+3a+9]=

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Solution for 8+5[a+3a+9]= equation:


Simplifying
8 + 5[a + 3a + 9] = 0

Reorder the terms:
8 + 5[9 + a + 3a] = 0

Combine like terms: a + 3a = 4a
8 + 5[9 + 4a] = 0
8 + [9 * 5 + 4a * 5] = 0
8 + [45 + 20a] = 0

Combine like terms: 8 + 45 = 53
53 + 20a = 0

Solving
53 + 20a = 0

Solving for variable 'a'.

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

Add '-53' to each side of the equation.
53 + -53 + 20a = 0 + -53

Combine like terms: 53 + -53 = 0
0 + 20a = 0 + -53
20a = 0 + -53

Combine like terms: 0 + -53 = -53
20a = -53

Divide each side by '20'.
a = -2.65

Simplifying
a = -2.65

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