60m^2-20=7m

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Solution for 60m^2-20=7m equation:


Simplifying
60m2 + -20 = 7m

Reorder the terms:
-20 + 60m2 = 7m

Solving
-20 + 60m2 = 7m

Solving for variable 'm'.

Reorder the terms:
-20 + -7m + 60m2 = 7m + -7m

Combine like terms: 7m + -7m = 0
-20 + -7m + 60m2 = 0

Begin completing the square.  Divide all terms by
60 the coefficient of the squared term: 

Divide each side by '60'.
-0.3333333333 + -0.1166666667m + m2 = 0

Move the constant term to the right:

Add '0.3333333333' to each side of the equation.
-0.3333333333 + -0.1166666667m + 0.3333333333 + m2 = 0 + 0.3333333333

Reorder the terms:
-0.3333333333 + 0.3333333333 + -0.1166666667m + m2 = 0 + 0.3333333333

Combine like terms: -0.3333333333 + 0.3333333333 = 0.0000000000
0.0000000000 + -0.1166666667m + m2 = 0 + 0.3333333333
-0.1166666667m + m2 = 0 + 0.3333333333

Combine like terms: 0 + 0.3333333333 = 0.3333333333
-0.1166666667m + m2 = 0.3333333333

The m term is -0.1166666667m.  Take half its coefficient (-0.05833333335).
Square it (0.003402777780) and add it to both sides.

Add '0.003402777780' to each side of the equation.
-0.1166666667m + 0.003402777780 + m2 = 0.3333333333 + 0.003402777780

Reorder the terms:
0.003402777780 + -0.1166666667m + m2 = 0.3333333333 + 0.003402777780

Combine like terms: 0.3333333333 + 0.003402777780 = 0.33673611108
0.003402777780 + -0.1166666667m + m2 = 0.33673611108

Factor a perfect square on the left side:
(m + -0.05833333335)(m + -0.05833333335) = 0.33673611108

Calculate the square root of the right side: 0.580289679

Break this problem into two subproblems by setting 
(m + -0.05833333335) equal to 0.580289679 and -0.580289679.

Subproblem 1

m + -0.05833333335 = 0.580289679 Simplifying m + -0.05833333335 = 0.580289679 Reorder the terms: -0.05833333335 + m = 0.580289679 Solving -0.05833333335 + m = 0.580289679 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '0.05833333335' to each side of the equation. -0.05833333335 + 0.05833333335 + m = 0.580289679 + 0.05833333335 Combine like terms: -0.05833333335 + 0.05833333335 = 0.00000000000 0.00000000000 + m = 0.580289679 + 0.05833333335 m = 0.580289679 + 0.05833333335 Combine like terms: 0.580289679 + 0.05833333335 = 0.63862301235 m = 0.63862301235 Simplifying m = 0.63862301235

Subproblem 2

m + -0.05833333335 = -0.580289679 Simplifying m + -0.05833333335 = -0.580289679 Reorder the terms: -0.05833333335 + m = -0.580289679 Solving -0.05833333335 + m = -0.580289679 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '0.05833333335' to each side of the equation. -0.05833333335 + 0.05833333335 + m = -0.580289679 + 0.05833333335 Combine like terms: -0.05833333335 + 0.05833333335 = 0.00000000000 0.00000000000 + m = -0.580289679 + 0.05833333335 m = -0.580289679 + 0.05833333335 Combine like terms: -0.580289679 + 0.05833333335 = -0.52195634565 m = -0.52195634565 Simplifying m = -0.52195634565

Solution

The solution to the problem is based on the solutions from the subproblems. m = {0.63862301235, -0.52195634565}

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