If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying (-7x2 + 8x) + -1(9x + 11x + -3) = 0 Reorder the terms: (8x + -7x2) + -1(9x + 11x + -3) = 0 Remove parenthesis around (8x + -7x2) 8x + -7x2 + -1(9x + 11x + -3) = 0 Reorder the terms: 8x + -7x2 + -1(-3 + 9x + 11x) = 0 Combine like terms: 9x + 11x = 20x 8x + -7x2 + -1(-3 + 20x) = 0 8x + -7x2 + (-3 * -1 + 20x * -1) = 0 8x + -7x2 + (3 + -20x) = 0 Reorder the terms: 3 + 8x + -20x + -7x2 = 0 Combine like terms: 8x + -20x = -12x 3 + -12x + -7x2 = 0 Solving 3 + -12x + -7x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by -7 the coefficient of the squared term: Divide each side by '-7'. -0.4285714286 + 1.714285714x + x2 = 0 Move the constant term to the right: Add '0.4285714286' to each side of the equation. -0.4285714286 + 1.714285714x + 0.4285714286 + x2 = 0 + 0.4285714286 Reorder the terms: -0.4285714286 + 0.4285714286 + 1.714285714x + x2 = 0 + 0.4285714286 Combine like terms: -0.4285714286 + 0.4285714286 = 0.0000000000 0.0000000000 + 1.714285714x + x2 = 0 + 0.4285714286 1.714285714x + x2 = 0 + 0.4285714286 Combine like terms: 0 + 0.4285714286 = 0.4285714286 1.714285714x + x2 = 0.4285714286 The x term is 1.714285714x. Take half its coefficient (0.857142857). Square it (0.7346938773) and add it to both sides. Add '0.7346938773' to each side of the equation. 1.714285714x + 0.7346938773 + x2 = 0.4285714286 + 0.7346938773 Reorder the terms: 0.7346938773 + 1.714285714x + x2 = 0.4285714286 + 0.7346938773 Combine like terms: 0.4285714286 + 0.7346938773 = 1.1632653059 0.7346938773 + 1.714285714x + x2 = 1.1632653059 Factor a perfect square on the left side: (x + 0.857142857)(x + 0.857142857) = 1.1632653059 Calculate the square root of the right side: 1.078547776 Break this problem into two subproblems by setting (x + 0.857142857) equal to 1.078547776 and -1.078547776.Subproblem 1
x + 0.857142857 = 1.078547776 Simplifying x + 0.857142857 = 1.078547776 Reorder the terms: 0.857142857 + x = 1.078547776 Solving 0.857142857 + x = 1.078547776 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.857142857' to each side of the equation. 0.857142857 + -0.857142857 + x = 1.078547776 + -0.857142857 Combine like terms: 0.857142857 + -0.857142857 = 0.000000000 0.000000000 + x = 1.078547776 + -0.857142857 x = 1.078547776 + -0.857142857 Combine like terms: 1.078547776 + -0.857142857 = 0.221404919 x = 0.221404919 Simplifying x = 0.221404919Subproblem 2
x + 0.857142857 = -1.078547776 Simplifying x + 0.857142857 = -1.078547776 Reorder the terms: 0.857142857 + x = -1.078547776 Solving 0.857142857 + x = -1.078547776 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.857142857' to each side of the equation. 0.857142857 + -0.857142857 + x = -1.078547776 + -0.857142857 Combine like terms: 0.857142857 + -0.857142857 = 0.000000000 0.000000000 + x = -1.078547776 + -0.857142857 x = -1.078547776 + -0.857142857 Combine like terms: -1.078547776 + -0.857142857 = -1.935690633 x = -1.935690633 Simplifying x = -1.935690633Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.221404919, -1.935690633}
| -9w+48=-5(w-8) | | -4(x^2-5x+6.25)-6.25+4=0 | | 5(b-1)+10(b+2)=45 | | -4(x^2-5x+6.25)-2.25=0 | | 8v-9=z | | 9-6(x+1)=-10 | | (8a^3+9a^2-1)+(6a^3-9a+5)= | | 7=4ln(X+6) | | x(2)+y(2)+7x-6y-3=0 | | 3(n-2)-(8n-7)=-6n | | 14=b+a | | 58x-22-4x=16+54x-38 | | 8-6x-2=-42+3x-15 | | 195x+4.25=45x+5.00 | | cx-a=c | | 6-8x=5x-10x-12 | | 6x^2+12x-89=5 | | -4x+3x+7=-8 | | 10x-4x+128=10x+60 | | y-5(-62)=y-25 | | -2x-7=6x+25 | | 3x+2=3+5x-9 | | 9(1m-2)=m+40 | | (8x+16)+(3x+21)=180 | | -2x+13+3x=4+x+9 | | .2b-8=-2-b | | (-6)+(9)= | | 552.58=200+1.22x | | 3p+6q=3 | | (10)(15+27)= | | 8x+20=9x+11 | | 8-7x-3=-6+5x-13 |