3x^2+6x-7+2x^2+5x+18-5x^2-17=

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Solution for 3x^2+6x-7+2x^2+5x+18-5x^2-17= equation:


Simplifying
3x2 + 6x + -7 + 2x2 + 5x + 18 + -5x2 + -17 = 0

Reorder the terms:
-7 + 18 + -17 + 6x + 5x + 3x2 + 2x2 + -5x2 = 0

Combine like terms: -7 + 18 = 11
11 + -17 + 6x + 5x + 3x2 + 2x2 + -5x2 = 0

Combine like terms: 11 + -17 = -6
-6 + 6x + 5x + 3x2 + 2x2 + -5x2 = 0

Combine like terms: 6x + 5x = 11x
-6 + 11x + 3x2 + 2x2 + -5x2 = 0

Combine like terms: 3x2 + 2x2 = 5x2
-6 + 11x + 5x2 + -5x2 = 0

Combine like terms: 5x2 + -5x2 = 0
-6 + 11x + 0 = 0
-6 + 11x = 0

Solving
-6 + 11x = 0

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 11x = 0 + 6

Combine like terms: -6 + 6 = 0
0 + 11x = 0 + 6
11x = 0 + 6

Combine like terms: 0 + 6 = 6
11x = 6

Divide each side by '11'.
x = 0.5454545455

Simplifying
x = 0.5454545455

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