7x^2-10=3x

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Solution for 7x^2-10=3x equation:


Simplifying
7x2 + -10 = 3x

Reorder the terms:
-10 + 7x2 = 3x

Solving
-10 + 7x2 = 3x

Solving for variable 'x'.

Reorder the terms:
-10 + -3x + 7x2 = 3x + -3x

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

Factor a trinomial.
(-1 + -1x)(10 + -7x) = 0

Subproblem 1

Set the factor '(-1 + -1x)' equal to zero and attempt to solve: Simplifying -1 + -1x = 0 Solving -1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -1x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1x = 0 + 1 -1x = 0 + 1 Combine like terms: 0 + 1 = 1 -1x = 1 Divide each side by '-1'. x = -1 Simplifying x = -1

Subproblem 2

Set the factor '(10 + -7x)' equal to zero and attempt to solve: Simplifying 10 + -7x = 0 Solving 10 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -7x = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -7x = 0 + -10 -7x = 0 + -10 Combine like terms: 0 + -10 = -10 -7x = -10 Divide each side by '-7'. x = 1.428571429 Simplifying x = 1.428571429

Solution

x = {-1, 1.428571429}

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