7m^2+20m-3=0

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Solution for 7m^2+20m-3=0 equation:


Simplifying
7m2 + 20m + -3 = 0

Reorder the terms:
-3 + 20m + 7m2 = 0

Solving
-3 + 20m + 7m2 = 0

Solving for variable 'm'.

Factor a trinomial.
(-3 + -1m)(1 + -7m) = 0

Subproblem 1

Set the factor '(-3 + -1m)' equal to zero and attempt to solve: Simplifying -3 + -1m = 0 Solving -3 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1m = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1m = 0 + 3 -1m = 0 + 3 Combine like terms: 0 + 3 = 3 -1m = 3 Divide each side by '-1'. m = -3 Simplifying m = -3

Subproblem 2

Set the factor '(1 + -7m)' equal to zero and attempt to solve: Simplifying 1 + -7m = 0 Solving 1 + -7m = 0 Move all terms containing m to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -7m = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -7m = 0 + -1 -7m = 0 + -1 Combine like terms: 0 + -1 = -1 -7m = -1 Divide each side by '-7'. m = 0.1428571429 Simplifying m = 0.1428571429

Solution

m = {-3, 0.1428571429}

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