7m^2+38m=-40

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Solution for 7m^2+38m=-40 equation:


Simplifying
7m2 + 38m = -40

Reorder the terms:
38m + 7m2 = -40

Solving
38m + 7m2 = -40

Solving for variable 'm'.

Reorder the terms:
40 + 38m + 7m2 = -40 + 40

Combine like terms: -40 + 40 = 0
40 + 38m + 7m2 = 0

Factor a trinomial.
(4 + m)(10 + 7m) = 0

Subproblem 1

Set the factor '(4 + m)' equal to zero and attempt to solve: Simplifying 4 + m = 0 Solving 4 + m = 0 Move all terms containing m to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + m = 0 + -4 Combine like terms: 4 + -4 = 0 0 + m = 0 + -4 m = 0 + -4 Combine like terms: 0 + -4 = -4 m = -4 Simplifying m = -4

Subproblem 2

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

Solution

m = {-4, -1.428571429}

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