If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 0 = -0.018x2 + 0.25x + 0.7 Reorder the terms: 0 = 0.7 + 0.25x + -0.018x2 Solving 0 = 0.7 + 0.25x + -0.018x2 Solving for variable 'x'. Combine like terms: 0 + -0.7 = -0.7 -0.7 + -0.25x + 0.018x2 = 0.7 + 0.25x + -0.018x2 + -0.7 + -0.25x + 0.018x2 Reorder the terms: -0.7 + -0.25x + 0.018x2 = 0.7 + -0.7 + 0.25x + -0.25x + -0.018x2 + 0.018x2 Combine like terms: 0.7 + -0.7 = 0.0 -0.7 + -0.25x + 0.018x2 = 0.0 + 0.25x + -0.25x + -0.018x2 + 0.018x2 -0.7 + -0.25x + 0.018x2 = 0.25x + -0.25x + -0.018x2 + 0.018x2 Combine like terms: 0.25x + -0.25x = 0.00 -0.7 + -0.25x + 0.018x2 = 0.00 + -0.018x2 + 0.018x2 -0.7 + -0.25x + 0.018x2 = -0.018x2 + 0.018x2 Combine like terms: -0.018x2 + 0.018x2 = 0.000 -0.7 + -0.25x + 0.018x2 = 0.000 Begin completing the square. Divide all terms by 0.018 the coefficient of the squared term: Divide each side by '0.018'. -38.88888889 + -13.88888889x + x2 = 0 Move the constant term to the right: Add '38.88888889' to each side of the equation. -38.88888889 + -13.88888889x + 38.88888889 + x2 = 0 + 38.88888889 Reorder the terms: -38.88888889 + 38.88888889 + -13.88888889x + x2 = 0 + 38.88888889 Combine like terms: -38.88888889 + 38.88888889 = 0.00000000 0.00000000 + -13.88888889x + x2 = 0 + 38.88888889 -13.88888889x + x2 = 0 + 38.88888889 Combine like terms: 0 + 38.88888889 = 38.88888889 -13.88888889x + x2 = 38.88888889 The x term is -13.88888889x. Take half its coefficient (-6.944444445). Square it (48.22530865) and add it to both sides. Add '48.22530865' to each side of the equation. -13.88888889x + 48.22530865 + x2 = 38.88888889 + 48.22530865 Reorder the terms: 48.22530865 + -13.88888889x + x2 = 38.88888889 + 48.22530865 Combine like terms: 38.88888889 + 48.22530865 = 87.11419754 48.22530865 + -13.88888889x + x2 = 87.11419754 Factor a perfect square on the left side: (x + -6.944444445)(x + -6.944444445) = 87.11419754 Calculate the square root of the right side: 9.333498676 Break this problem into two subproblems by setting (x + -6.944444445) equal to 9.333498676 and -9.333498676.Subproblem 1
x + -6.944444445 = 9.333498676 Simplifying x + -6.944444445 = 9.333498676 Reorder the terms: -6.944444445 + x = 9.333498676 Solving -6.944444445 + x = 9.333498676 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.944444445' to each side of the equation. -6.944444445 + 6.944444445 + x = 9.333498676 + 6.944444445 Combine like terms: -6.944444445 + 6.944444445 = 0.000000000 0.000000000 + x = 9.333498676 + 6.944444445 x = 9.333498676 + 6.944444445 Combine like terms: 9.333498676 + 6.944444445 = 16.277943121 x = 16.277943121 Simplifying x = 16.277943121Subproblem 2
x + -6.944444445 = -9.333498676 Simplifying x + -6.944444445 = -9.333498676 Reorder the terms: -6.944444445 + x = -9.333498676 Solving -6.944444445 + x = -9.333498676 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.944444445' to each side of the equation. -6.944444445 + 6.944444445 + x = -9.333498676 + 6.944444445 Combine like terms: -6.944444445 + 6.944444445 = 0.000000000 0.000000000 + x = -9.333498676 + 6.944444445 x = -9.333498676 + 6.944444445 Combine like terms: -9.333498676 + 6.944444445 = -2.389054231 x = -2.389054231 Simplifying x = -2.389054231Solution
The solution to the problem is based on the solutions from the subproblems. x = {16.277943121, -2.389054231}
| -56+11(2)=-56-7 | | 5x+3=18+2x | | -15+11(2)=-15-7 | | 20=4-2x | | 9m^2+2=0 | | -29+11(2)=-29-7 | | -3+18+x=21 | | N+11(2)=n-7 | | 19=14k-17 | | 3x+3=2x+7 | | -11-5=4x | | 2(-56)+11=-56-7 | | 2(-29)+11=-29-7 | | 2(17)+11=17-7 | | x+-5=-1 | | 2(-15)+11=-15-7 | | 14-x=5 | | 7-(6-2x)=4y | | 8y-7=9 | | (.15x+x)/3=31.05 | | (9x^3y^2+5x^2y^2+7xy^2)+(6x^3y^2-3x^2y^2-3xy^2)= | | x^2+6x=-11 | | 3=-.018x^2+.25x+.7 | | 9t^3=9t | | 5+26x+5x^2=0 | | 3.1=-.018x^2+.25x+.7 | | 16y=4x+5 | | 4=-.018x^2+.25x+.7 | | 4x^3-9x^2=-2x | | 2n+11=7-n | | .15x/3=31.05 | | .15*x/3=31.05 |