m^2-4m-70=7

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Solution for m^2-4m-70=7 equation: 


Simplifying
m2 + -4m + -70 = 7

Reorder the terms:
-70 + -4m + m2 = 7

Solving
-70 + -4m + m2 = 7

Solving for variable 'm'.

Reorder the terms:
-70 + -7 + -4m + m2 = 7 + -7

Combine like terms: -70 + -7 = -77
-77 + -4m + m2 = 7 + -7

Combine like terms: 7 + -7 = 0
-77 + -4m + m2 = 0

Factor a trinomial.
(-7 + -1m)(11 + -1m) = 0


Subproblem 1
Set the factor '(-7 + -1m)' equal to zero and attempt to solve:

Simplifying
-7 + -1m = 0

Solving
-7 + -1m = 0

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

Add '7' to each side of the equation.
-7 + 7 + -1m = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -1m = 0 + 7
-1m = 0 + 7

Combine like terms: 0 + 7 = 7
-1m = 7

Divide each side by '-1'.
m = -7

Simplifying
m = -7

Subproblem 2
Set the factor '(11 + -1m)' equal to zero and attempt to solve:

Simplifying
11 + -1m = 0

Solving
11 + -1m = 0

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

Add '-11' to each side of the equation.
11 + -11 + -1m = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -1m = 0 + -11
-1m = 0 + -11

Combine like terms: 0 + -11 = -11
-1m = -11

Divide each side by '-1'.
m = 11

Simplifying
m = 11
Solution
m = {-7, 11}

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