If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 40x + -1x2 = 40 Solving 40x + -1x2 = 40 Solving for variable 'x'. Reorder the terms: -40 + 40x + -1x2 = 40 + -40 Combine like terms: 40 + -40 = 0 -40 + 40x + -1x2 = 0 Begin completing the square. Divide all terms by -1 the coefficient of the squared term: Divide each side by '-1'. 40 + -40x + x2 = 0 Move the constant term to the right: Add '-40' to each side of the equation. 40 + -40x + -40 + x2 = 0 + -40 Reorder the terms: 40 + -40 + -40x + x2 = 0 + -40 Combine like terms: 40 + -40 = 0 0 + -40x + x2 = 0 + -40 -40x + x2 = 0 + -40 Combine like terms: 0 + -40 = -40 -40x + x2 = -40 The x term is -40x. Take half its coefficient (-20). Square it (400) and add it to both sides. Add '400' to each side of the equation. -40x + 400 + x2 = -40 + 400 Reorder the terms: 400 + -40x + x2 = -40 + 400 Combine like terms: -40 + 400 = 360 400 + -40x + x2 = 360 Factor a perfect square on the left side: (x + -20)(x + -20) = 360 Calculate the square root of the right side: 18.973665961 Break this problem into two subproblems by setting (x + -20) equal to 18.973665961 and -18.973665961.Subproblem 1
x + -20 = 18.973665961 Simplifying x + -20 = 18.973665961 Reorder the terms: -20 + x = 18.973665961 Solving -20 + x = 18.973665961 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + x = 18.973665961 + 20 Combine like terms: -20 + 20 = 0 0 + x = 18.973665961 + 20 x = 18.973665961 + 20 Combine like terms: 18.973665961 + 20 = 38.973665961 x = 38.973665961 Simplifying x = 38.973665961Subproblem 2
x + -20 = -18.973665961 Simplifying x + -20 = -18.973665961 Reorder the terms: -20 + x = -18.973665961 Solving -20 + x = -18.973665961 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + x = -18.973665961 + 20 Combine like terms: -20 + 20 = 0 0 + x = -18.973665961 + 20 x = -18.973665961 + 20 Combine like terms: -18.973665961 + 20 = 1.026334039 x = 1.026334039 Simplifying x = 1.026334039Solution
The solution to the problem is based on the solutions from the subproblems. x = {38.973665961, 1.026334039}
| 7.4-1.5y=-2.6666667+0.1666666667y | | (x+3)(x+5)-100=0 | | 121=3x+7x+1 | | 5t-t-3t+3=20 | | 12+k=30 | | 2c^2-5cd-7d^2=0 | | 8d=2d | | 16-6x+8= | | x-12x+7=4x-9 | | 2g+4-3=7 | | -2k+5.1+4.3k+0.1K-3= | | 0.25s+9.99=113.74 | | y=9mx+7b | | 7.5-1.5y=-2.6666667+0.1666666667y | | 2x^2-26x-126=0 | | 6n+3n-8n+1=16 | | 8x^2(-7x^2+6x-8)= | | 2(.3333333333-8)=-22 | | 5s=130 | | 0=t-(-1.4) | | 16y-11y-4=1 | | 2+3x+2x=-33 | | 12-4=0 | | -17b+5b+-12=0 | | 15=(2x+3)(2x+3.25) | | (x-5)-(4x+1)=0 | | 15x^4-6x^2+9x= | | 3.2=27.52 | | 16x^2-25y^2-8x+12y-16=0 | | 0=-2x^2-15x-14 | | 6k+3k-1=17 | | 4y-zy=28 |