3(x+4)+5(x+1)=

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Solution for 3(x+4)+5(x+1)= equation: 


Simplifying
3(x + 4) + 5(x + 1) = 0

Reorder the terms:
3(4 + x) + 5(x + 1) = 0
(4 * 3 + x * 3) + 5(x + 1) = 0
(12 + 3x) + 5(x + 1) = 0

Reorder the terms:
12 + 3x + 5(1 + x) = 0
12 + 3x + (1 * 5 + x * 5) = 0
12 + 3x + (5 + 5x) = 0

Reorder the terms:
12 + 5 + 3x + 5x = 0

Combine like terms: 12 + 5 = 17
17 + 3x + 5x = 0

Combine like terms: 3x + 5x = 8x
17 + 8x = 0

Solving
17 + 8x = 0

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + 8x = 0 + -17

Combine like terms: 17 + -17 = 0
0 + 8x = 0 + -17
8x = 0 + -17

Combine like terms: 0 + -17 = -17
8x = -17

Divide each side by '8'.
x = -2.125

Simplifying
x = -2.125

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