(10x+7x+x^2)-3(4x-3)=x^2-10x+25

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Solution for (10x+7x+x^2)-3(4x-3)=x^2-10x+25 equation:


Simplifying
(10x + 7x + x2) + -3(4x + -3) = x2 + -10x + 25

Combine like terms: 10x + 7x = 17x
(17x + x2) + -3(4x + -3) = x2 + -10x + 25

Remove parenthesis around (17x + x2)
17x + x2 + -3(4x + -3) = x2 + -10x + 25

Reorder the terms:
17x + x2 + -3(-3 + 4x) = x2 + -10x + 25
17x + x2 + (-3 * -3 + 4x * -3) = x2 + -10x + 25
17x + x2 + (9 + -12x) = x2 + -10x + 25

Reorder the terms:
9 + 17x + -12x + x2 = x2 + -10x + 25

Combine like terms: 17x + -12x = 5x
9 + 5x + x2 = x2 + -10x + 25

Reorder the terms:
9 + 5x + x2 = 25 + -10x + x2

Add '-1x2' to each side of the equation.
9 + 5x + x2 + -1x2 = 25 + -10x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
9 + 5x + 0 = 25 + -10x + x2 + -1x2
9 + 5x = 25 + -10x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
9 + 5x = 25 + -10x + 0
9 + 5x = 25 + -10x

Solving
9 + 5x = 25 + -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
9 + 5x + 10x = 25 + -10x + 10x

Combine like terms: 5x + 10x = 15x
9 + 15x = 25 + -10x + 10x

Combine like terms: -10x + 10x = 0
9 + 15x = 25 + 0
9 + 15x = 25

Add '-9' to each side of the equation.
9 + -9 + 15x = 25 + -9

Combine like terms: 9 + -9 = 0
0 + 15x = 25 + -9
15x = 25 + -9

Combine like terms: 25 + -9 = 16
15x = 16

Divide each side by '15'.
x = 1.066666667

Simplifying
x = 1.066666667

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