If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -8x + 2 = -7x2 Reorder the terms: 2 + -8x = -7x2 Solving 2 + -8x = -7x2 Solving for variable 'x'. Combine like terms: -7x2 + 7x2 = 0 2 + -8x + 7x2 = 0 Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. 0.2857142857 + -1.142857143x + x2 = 0 Move the constant term to the right: Add '-0.2857142857' to each side of the equation. 0.2857142857 + -1.142857143x + -0.2857142857 + x2 = 0 + -0.2857142857 Reorder the terms: 0.2857142857 + -0.2857142857 + -1.142857143x + x2 = 0 + -0.2857142857 Combine like terms: 0.2857142857 + -0.2857142857 = 0.0000000000 0.0000000000 + -1.142857143x + x2 = 0 + -0.2857142857 -1.142857143x + x2 = 0 + -0.2857142857 Combine like terms: 0 + -0.2857142857 = -0.2857142857 -1.142857143x + x2 = -0.2857142857 The x term is -1.142857143x. Take half its coefficient (-0.5714285715). Square it (0.3265306123) and add it to both sides. Add '0.3265306123' to each side of the equation. -1.142857143x + 0.3265306123 + x2 = -0.2857142857 + 0.3265306123 Reorder the terms: 0.3265306123 + -1.142857143x + x2 = -0.2857142857 + 0.3265306123 Combine like terms: -0.2857142857 + 0.3265306123 = 0.0408163266 0.3265306123 + -1.142857143x + x2 = 0.0408163266 Factor a perfect square on the left side: (x + -0.5714285715)(x + -0.5714285715) = 0.0408163266 Calculate the square root of the right side: 0.202030509 Break this problem into two subproblems by setting (x + -0.5714285715) equal to 0.202030509 and -0.202030509.Subproblem 1
x + -0.5714285715 = 0.202030509 Simplifying x + -0.5714285715 = 0.202030509 Reorder the terms: -0.5714285715 + x = 0.202030509 Solving -0.5714285715 + x = 0.202030509 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5714285715' to each side of the equation. -0.5714285715 + 0.5714285715 + x = 0.202030509 + 0.5714285715 Combine like terms: -0.5714285715 + 0.5714285715 = 0.0000000000 0.0000000000 + x = 0.202030509 + 0.5714285715 x = 0.202030509 + 0.5714285715 Combine like terms: 0.202030509 + 0.5714285715 = 0.7734590805 x = 0.7734590805 Simplifying x = 0.7734590805Subproblem 2
x + -0.5714285715 = -0.202030509 Simplifying x + -0.5714285715 = -0.202030509 Reorder the terms: -0.5714285715 + x = -0.202030509 Solving -0.5714285715 + x = -0.202030509 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5714285715' to each side of the equation. -0.5714285715 + 0.5714285715 + x = -0.202030509 + 0.5714285715 Combine like terms: -0.5714285715 + 0.5714285715 = 0.0000000000 0.0000000000 + x = -0.202030509 + 0.5714285715 x = -0.202030509 + 0.5714285715 Combine like terms: -0.202030509 + 0.5714285715 = 0.3693980625 x = 0.3693980625 Simplifying x = 0.3693980625Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.7734590805, 0.3693980625}
| (2x+6)+(2x-6)+(x)=180 | | xzy=7 | | 2x-2/3=19 | | 2x+5x+7x=49 | | 7x-4=6x+1 | | 2x^2=-12-82 | | (2x+20)=(2x+20) | | kX^2-x+25=0 | | (8x+2)+(9x+3)+(90)=180 | | (3x+2)+2x=180 | | X(2x-3)=10x | | 10j=90 | | 7y-4=6x+1 | | 4a-16=-6+4(a-4) | | 5f^2-4f=0 | | 2.01/4.02=6/x | | -4=2n+2 | | (2x)+(x)+(x-20)=180 | | 2x=.65x+10000 | | 1/3*-4=6 | | (x)+(2x)+(3x)=180 | | 6y/3=3/3 | | 120=53+3(29)-r | | 10(a+1)-14a=19-(4a-1) | | 4i/(2-5i) | | 3(2a+4)=2(a+3) | | 4(f/4) | | 999999999999999=9999999999 | | 2(12-y)=23-(2y-1) | | 4m-13=9m+7 | | 4q-16=3q+19 | | 0=5cosx-2sinx |