If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -8x + 9 = 0 Reorder the terms: 9 + -8x + x2 = 0 Solving 9 + -8x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '-9' to each side of the equation. 9 + -8x + -9 + x2 = 0 + -9 Reorder the terms: 9 + -9 + -8x + x2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -8x + x2 = 0 + -9 -8x + x2 = 0 + -9 Combine like terms: 0 + -9 = -9 -8x + x2 = -9 The x term is -8x. Take half its coefficient (-4). Square it (16) and add it to both sides. Add '16' to each side of the equation. -8x + 16 + x2 = -9 + 16 Reorder the terms: 16 + -8x + x2 = -9 + 16 Combine like terms: -9 + 16 = 7 16 + -8x + x2 = 7 Factor a perfect square on the left side: (x + -4)(x + -4) = 7 Calculate the square root of the right side: 2.645751311 Break this problem into two subproblems by setting (x + -4) equal to 2.645751311 and -2.645751311.Subproblem 1
x + -4 = 2.645751311 Simplifying x + -4 = 2.645751311 Reorder the terms: -4 + x = 2.645751311 Solving -4 + x = 2.645751311 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = 2.645751311 + 4 Combine like terms: -4 + 4 = 0 0 + x = 2.645751311 + 4 x = 2.645751311 + 4 Combine like terms: 2.645751311 + 4 = 6.645751311 x = 6.645751311 Simplifying x = 6.645751311Subproblem 2
x + -4 = -2.645751311 Simplifying x + -4 = -2.645751311 Reorder the terms: -4 + x = -2.645751311 Solving -4 + x = -2.645751311 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = -2.645751311 + 4 Combine like terms: -4 + 4 = 0 0 + x = -2.645751311 + 4 x = -2.645751311 + 4 Combine like terms: -2.645751311 + 4 = 1.354248689 x = 1.354248689 Simplifying x = 1.354248689Solution
The solution to the problem is based on the solutions from the subproblems. x = {6.645751311, 1.354248689}
| (n-3)*3=18 | | 3a^2-22a+7=0 | | 2+3(v+4)=5 | | 6(x-5)=45 | | (n+4)*5=30 | | 325=200+25+.2x | | 2t^2+7t-15=0 | | 16x-18=113-6x | | 5(y+3)=16 | | 10x+30=10x+15 | | x(x)-3x-1=0 | | -6(4x+1)+7y+9(x-3)=4 | | 5m+2=3 | | 2(d+6)=3d-1 | | 4x=1.5 | | 2p^2+5p-3=0 | | 6y-14=4-3h | | 5y+9+2y=23 | | 18=6n+2-4n | | 10x-15=10x+30 | | 4x^2-19x+11=-7x+6 | | 100x=1 | | 3=4y | | -5=45+4a | | 2+7x=2x-3 | | 9z^2-z=0 | | 4x+4=(4x-6)+(2x-2) | | 11x^2+10x+2=0 | | -5+3x=2y | | t+0.2=4 | | 4x+7=20x+9 | | 9a-b-2a-10b= |