3(4+a)+2(5+a)=

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Solution for 3(4+a)+2(5+a)= equation:


Simplifying
3(4 + a) + 2(5 + a) = 0
(4 * 3 + a * 3) + 2(5 + a) = 0
(12 + 3a) + 2(5 + a) = 0
12 + 3a + (5 * 2 + a * 2) = 0
12 + 3a + (10 + 2a) = 0

Reorder the terms:
12 + 10 + 3a + 2a = 0

Combine like terms: 12 + 10 = 22
22 + 3a + 2a = 0

Combine like terms: 3a + 2a = 5a
22 + 5a = 0

Solving
22 + 5a = 0

Solving for variable 'a'.

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

Add '-22' to each side of the equation.
22 + -22 + 5a = 0 + -22

Combine like terms: 22 + -22 = 0
0 + 5a = 0 + -22
5a = 0 + -22

Combine like terms: 0 + -22 = -22
5a = -22

Divide each side by '5'.
a = -4.4

Simplifying
a = -4.4

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