3x+21x+30=

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Solution for 3x+21x+30= equation:


Simplifying
3x + 21x + 30 = 0

Reorder the terms:
30 + 3x + 21x = 0

Combine like terms: 3x + 21x = 24x
30 + 24x = 0

Solving
30 + 24x = 0

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 24x = 0 + -30

Combine like terms: 30 + -30 = 0
0 + 24x = 0 + -30
24x = 0 + -30

Combine like terms: 0 + -30 = -30
24x = -30

Divide each side by '24'.
x = -1.25

Simplifying
x = -1.25

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