If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 3x2 + 18x + 11 = 0 Reorder the terms: 11 + 18x + 3x2 = 0 Solving 11 + 18x + 3x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 3.666666667 + 6x + x2 = 0 Move the constant term to the right: Add '-3.666666667' to each side of the equation. 3.666666667 + 6x + -3.666666667 + x2 = 0 + -3.666666667 Reorder the terms: 3.666666667 + -3.666666667 + 6x + x2 = 0 + -3.666666667 Combine like terms: 3.666666667 + -3.666666667 = 0.000000000 0.000000000 + 6x + x2 = 0 + -3.666666667 6x + x2 = 0 + -3.666666667 Combine like terms: 0 + -3.666666667 = -3.666666667 6x + x2 = -3.666666667 The x term is 6x. Take half its coefficient (3). Square it (9) and add it to both sides. Add '9' to each side of the equation. 6x + 9 + x2 = -3.666666667 + 9 Reorder the terms: 9 + 6x + x2 = -3.666666667 + 9 Combine like terms: -3.666666667 + 9 = 5.333333333 9 + 6x + x2 = 5.333333333 Factor a perfect square on the left side: (x + 3)(x + 3) = 5.333333333 Calculate the square root of the right side: 2.309401077 Break this problem into two subproblems by setting (x + 3) equal to 2.309401077 and -2.309401077.Subproblem 1
x + 3 = 2.309401077 Simplifying x + 3 = 2.309401077 Reorder the terms: 3 + x = 2.309401077 Solving 3 + x = 2.309401077 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 2.309401077 + -3 Combine like terms: 3 + -3 = 0 0 + x = 2.309401077 + -3 x = 2.309401077 + -3 Combine like terms: 2.309401077 + -3 = -0.690598923 x = -0.690598923 Simplifying x = -0.690598923Subproblem 2
x + 3 = -2.309401077 Simplifying x + 3 = -2.309401077 Reorder the terms: 3 + x = -2.309401077 Solving 3 + x = -2.309401077 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = -2.309401077 + -3 Combine like terms: 3 + -3 = 0 0 + x = -2.309401077 + -3 x = -2.309401077 + -3 Combine like terms: -2.309401077 + -3 = -5.309401077 x = -5.309401077 Simplifying x = -5.309401077Solution
The solution to the problem is based on the solutions from the subproblems. x = {-0.690598923, -5.309401077}
| 7x+2(-x-3)=4 | | 10(a+4)+2(a-2)=12 | | 9+4r=2r-9 | | 6x^2+100=-90x-2(5x-3x^2) | | 5(3+12)=-15 | | (2m+5)+(1-n)i=-2+4 | | 13x+6=-2x | | a-1+1=4 | | 10(8-3n)+5(8-4n)=70 | | 7x+2(3x+18)=127 | | x^2+7x=42 | | 90=80t-16t^2 | | 7(4p-9)-11=-5(12-7p) | | n-16=18 | | 7(3-3n)+7(8n-4)=-42 | | 7w-4=10 | | -12(12a-2)=12a-6(8a-4) | | 16+16x+4x^2=0 | | z+19=25 | | (2x+5)-21=7x-6 | | 8(4m+2)=-4(7m+2) | | 9+18x+9x^2=0 | | -6+5n-3n=1+4n+1 | | -2+3x=1(1x+6) | | 3(6+4x)=114 | | -41-4r=3(1-9r) | | x^2(7x+5)+(2x+6)(x-1)= | | -8(x+3)=24 | | 3.2q-2.1-5.3q= | | 78-8x=7x | | 7x-1+3x-8=180 | | 4(y-5)=-52 |