If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 2x2 + -23x = 5x2 + -7x + -9 Reorder the terms: -23x + 2x2 = 5x2 + -7x + -9 Reorder the terms: -23x + 2x2 = -9 + -7x + 5x2 Solving -23x + 2x2 = -9 + -7x + 5x2 Solving for variable 'x'. Reorder the terms: 9 + -23x + 7x + 2x2 + -5x2 = -9 + -7x + 5x2 + 9 + 7x + -5x2 Combine like terms: -23x + 7x = -16x 9 + -16x + 2x2 + -5x2 = -9 + -7x + 5x2 + 9 + 7x + -5x2 Combine like terms: 2x2 + -5x2 = -3x2 9 + -16x + -3x2 = -9 + -7x + 5x2 + 9 + 7x + -5x2 Reorder the terms: 9 + -16x + -3x2 = -9 + 9 + -7x + 7x + 5x2 + -5x2 Combine like terms: -9 + 9 = 0 9 + -16x + -3x2 = 0 + -7x + 7x + 5x2 + -5x2 9 + -16x + -3x2 = -7x + 7x + 5x2 + -5x2 Combine like terms: -7x + 7x = 0 9 + -16x + -3x2 = 0 + 5x2 + -5x2 9 + -16x + -3x2 = 5x2 + -5x2 Combine like terms: 5x2 + -5x2 = 0 9 + -16x + -3x2 = 0 Begin completing the square. Divide all terms by -3 the coefficient of the squared term: Divide each side by '-3'. -3 + 5.333333333x + x2 = 0 Move the constant term to the right: Add '3' to each side of the equation. -3 + 5.333333333x + 3 + x2 = 0 + 3 Reorder the terms: -3 + 3 + 5.333333333x + x2 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + 5.333333333x + x2 = 0 + 3 5.333333333x + x2 = 0 + 3 Combine like terms: 0 + 3 = 3 5.333333333x + x2 = 3 The x term is 5.333333333x. Take half its coefficient (2.666666667). Square it (7.111111113) and add it to both sides. Add '7.111111113' to each side of the equation. 5.333333333x + 7.111111113 + x2 = 3 + 7.111111113 Reorder the terms: 7.111111113 + 5.333333333x + x2 = 3 + 7.111111113 Combine like terms: 3 + 7.111111113 = 10.111111113 7.111111113 + 5.333333333x + x2 = 10.111111113 Factor a perfect square on the left side: (x + 2.666666667)(x + 2.666666667) = 10.111111113 Calculate the square root of the right side: 3.179797338 Break this problem into two subproblems by setting (x + 2.666666667) equal to 3.179797338 and -3.179797338.Subproblem 1
x + 2.666666667 = 3.179797338 Simplifying x + 2.666666667 = 3.179797338 Reorder the terms: 2.666666667 + x = 3.179797338 Solving 2.666666667 + x = 3.179797338 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.666666667' to each side of the equation. 2.666666667 + -2.666666667 + x = 3.179797338 + -2.666666667 Combine like terms: 2.666666667 + -2.666666667 = 0.000000000 0.000000000 + x = 3.179797338 + -2.666666667 x = 3.179797338 + -2.666666667 Combine like terms: 3.179797338 + -2.666666667 = 0.513130671 x = 0.513130671 Simplifying x = 0.513130671Subproblem 2
x + 2.666666667 = -3.179797338 Simplifying x + 2.666666667 = -3.179797338 Reorder the terms: 2.666666667 + x = -3.179797338 Solving 2.666666667 + x = -3.179797338 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.666666667' to each side of the equation. 2.666666667 + -2.666666667 + x = -3.179797338 + -2.666666667 Combine like terms: 2.666666667 + -2.666666667 = 0.000000000 0.000000000 + x = -3.179797338 + -2.666666667 x = -3.179797338 + -2.666666667 Combine like terms: -3.179797338 + -2.666666667 = -5.846464005 x = -5.846464005 Simplifying x = -5.846464005Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.513130671, -5.846464005}
| 11=-4m-9 | | 7(x-3)+5=x-19 | | 2=r^7 | | C=HR | | 3x-8=2(12+x) | | 3x+(x+5)=15 | | 2x-8-4x=2 | | -8(m-1)-8=16-6m | | 33.1=5n-1 | | x=(52+180x)+(26+90x) | | 0.003(x+10)=0.004x+0.028 | | 90+0.20x=60+0.70x | | 31=r+16 | | 2x-7x+65=4x+29 | | 3[x-2y(x+2y)-3y^2]= | | 24-3-1(7w-2)=6-3(2w-1) | | 6y+12=12 | | -2+6x=1+3x | | (x-2)(x+2)=11x-7 | | 2(1-x)+5=3(2x-1) | | 0.25x+0.10(170-x)=0.65x | | 14-3(5T-12)=(20T+1) | | 3sqrt(5x^2+5x-4)-3sqrt(6x)=0 | | .5=31x | | 4d+2(-3+5d)=1-d | | -0.10(52)+0.50x=0.05(x-14) | | -5(3k+1)-4(1-k)=2(4k+1)-7 | | -7=-5n-2n | | x+1.72=44 | | 5(x-2)-x=6(x+3)-4x | | .11y+0.04(y+8000)=920 | | -5a+8+7a=2a-4a |