If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9x2 = 4x + 8 Reorder the terms: 9x2 = 8 + 4x Solving 9x2 = 8 + 4x Solving for variable 'x'. Reorder the terms: -8 + -4x + 9x2 = 8 + 4x + -8 + -4x Reorder the terms: -8 + -4x + 9x2 = 8 + -8 + 4x + -4x Combine like terms: 8 + -8 = 0 -8 + -4x + 9x2 = 0 + 4x + -4x -8 + -4x + 9x2 = 4x + -4x Combine like terms: 4x + -4x = 0 -8 + -4x + 9x2 = 0 Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. -0.8888888889 + -0.4444444444x + x2 = 0 Move the constant term to the right: Add '0.8888888889' to each side of the equation. -0.8888888889 + -0.4444444444x + 0.8888888889 + x2 = 0 + 0.8888888889 Reorder the terms: -0.8888888889 + 0.8888888889 + -0.4444444444x + x2 = 0 + 0.8888888889 Combine like terms: -0.8888888889 + 0.8888888889 = 0.0000000000 0.0000000000 + -0.4444444444x + x2 = 0 + 0.8888888889 -0.4444444444x + x2 = 0 + 0.8888888889 Combine like terms: 0 + 0.8888888889 = 0.8888888889 -0.4444444444x + x2 = 0.8888888889 The x term is -0.4444444444x. Take half its coefficient (-0.2222222222). Square it (0.04938271604) and add it to both sides. Add '0.04938271604' to each side of the equation. -0.4444444444x + 0.04938271604 + x2 = 0.8888888889 + 0.04938271604 Reorder the terms: 0.04938271604 + -0.4444444444x + x2 = 0.8888888889 + 0.04938271604 Combine like terms: 0.8888888889 + 0.04938271604 = 0.93827160494 0.04938271604 + -0.4444444444x + x2 = 0.93827160494 Factor a perfect square on the left side: (x + -0.2222222222)(x + -0.2222222222) = 0.93827160494 Calculate the square root of the right side: 0.96864421 Break this problem into two subproblems by setting (x + -0.2222222222) equal to 0.96864421 and -0.96864421.Subproblem 1
x + -0.2222222222 = 0.96864421 Simplifying x + -0.2222222222 = 0.96864421 Reorder the terms: -0.2222222222 + x = 0.96864421 Solving -0.2222222222 + x = 0.96864421 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.2222222222' to each side of the equation. -0.2222222222 + 0.2222222222 + x = 0.96864421 + 0.2222222222 Combine like terms: -0.2222222222 + 0.2222222222 = 0.0000000000 0.0000000000 + x = 0.96864421 + 0.2222222222 x = 0.96864421 + 0.2222222222 Combine like terms: 0.96864421 + 0.2222222222 = 1.1908664322 x = 1.1908664322 Simplifying x = 1.1908664322Subproblem 2
x + -0.2222222222 = -0.96864421 Simplifying x + -0.2222222222 = -0.96864421 Reorder the terms: -0.2222222222 + x = -0.96864421 Solving -0.2222222222 + x = -0.96864421 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.2222222222' to each side of the equation. -0.2222222222 + 0.2222222222 + x = -0.96864421 + 0.2222222222 Combine like terms: -0.2222222222 + 0.2222222222 = 0.0000000000 0.0000000000 + x = -0.96864421 + 0.2222222222 x = -0.96864421 + 0.2222222222 Combine like terms: -0.96864421 + 0.2222222222 = -0.7464219878 x = -0.7464219878 Simplifying x = -0.7464219878Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.1908664322, -0.7464219878}
| -2(3y-1)=-22 | | 6x=y-7 | | 2w+6-3w=-10 | | 75=120+x | | -3(2y-5)=2(1-4y)+14 | | 4y+1=3y-6 | | 60=5w+8-3w | | 105=65+x | | 13=12x-y | | -6y=-12-x | | 140=100+x | | 4x+9y-8x-7y= | | x+(2x-1)-3x=1 | | 5x^2-19x=-2x^2-9x-3 | | 2t+1.1=5t+0.95 | | -17x+4=-13 | | -6y=30-8x | | y/5-8=-12 | | 27n-1=26 | | 3y=4x+3 | | 7-2=x | | 4y+9=6y-3y | | n/4-9=-6 | | n-7=12 | | 3(x-2)-(4x-9)=3(4x-1)-7 | | 4(x+3)=25+2+x | | 5+3=10 | | 4x+3=2x+43 | | (x+42)+55=180 | | 3x-5x-12=-2x+7-12 | | -3(t-6)-2(2t+1)=-12 | | (5x+5)+50+90=180 |