4x+3=-15

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Solution for 4x+3=-15 equation: 


Simplifying
4x + 3 = -15

Reorder the terms:
3 + 4x = -15

Solving
3 + 4x = -15

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 4x = -15 + -3

Combine like terms: 3 + -3 = 0
0 + 4x = -15 + -3
4x = -15 + -3

Combine like terms: -15 + -3 = -18
4x = -18

Divide each side by '4'.
x = -4.5

Simplifying
x = -4.5

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