10x^2+3x-9+2x-10x^2+2=

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Solution for 10x^2+3x-9+2x-10x^2+2= equation:


Simplifying
10x2 + 3x + -9 + 2x + -10x2 + 2 = 0

Reorder the terms:
-9 + 2 + 3x + 2x + 10x2 + -10x2 = 0

Combine like terms: -9 + 2 = -7
-7 + 3x + 2x + 10x2 + -10x2 = 0

Combine like terms: 3x + 2x = 5x
-7 + 5x + 10x2 + -10x2 = 0

Combine like terms: 10x2 + -10x2 = 0
-7 + 5x + 0 = 0
-7 + 5x = 0

Solving
-7 + 5x = 0

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 5x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 5x = 0 + 7
5x = 0 + 7

Combine like terms: 0 + 7 = 7
5x = 7

Divide each side by '5'.
x = 1.4

Simplifying
x = 1.4

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