x*3+5x*2-4x-20=0

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Solution for x*3+5x*2-4x-20=0 equation:


Simplifying
x * 3 + 5x * 2 + -4x + -20 = 0

Reorder the terms for easier multiplication:
3x + 5x * 2 + -4x + -20 = 0

Reorder the terms for easier multiplication:
3x + 5 * 2x + -4x + -20 = 0

Multiply 5 * 2
3x + 10x + -4x + -20 = 0

Reorder the terms:
-20 + 3x + 10x + -4x = 0

Combine like terms: 3x + 10x = 13x
-20 + 13x + -4x = 0

Combine like terms: 13x + -4x = 9x
-20 + 9x = 0

Solving
-20 + 9x = 0

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + 9x = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 9x = 0 + 20
9x = 0 + 20

Combine like terms: 0 + 20 = 20
9x = 20

Divide each side by '9'.
x = 2.222222222

Simplifying
x = 2.222222222

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