If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -27x + -54 = 0 Reorder the terms: -54 + -27x + x2 = 0 Solving -54 + -27x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '54' to each side of the equation. -54 + -27x + 54 + x2 = 0 + 54 Reorder the terms: -54 + 54 + -27x + x2 = 0 + 54 Combine like terms: -54 + 54 = 0 0 + -27x + x2 = 0 + 54 -27x + x2 = 0 + 54 Combine like terms: 0 + 54 = 54 -27x + x2 = 54 The x term is -27x. Take half its coefficient (-13.5). Square it (182.25) and add it to both sides. Add '182.25' to each side of the equation. -27x + 182.25 + x2 = 54 + 182.25 Reorder the terms: 182.25 + -27x + x2 = 54 + 182.25 Combine like terms: 54 + 182.25 = 236.25 182.25 + -27x + x2 = 236.25 Factor a perfect square on the left side: (x + -13.5)(x + -13.5) = 236.25 Calculate the square root of the right side: 15.370426149 Break this problem into two subproblems by setting (x + -13.5) equal to 15.370426149 and -15.370426149.Subproblem 1
x + -13.5 = 15.370426149 Simplifying x + -13.5 = 15.370426149 Reorder the terms: -13.5 + x = 15.370426149 Solving -13.5 + x = 15.370426149 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '13.5' to each side of the equation. -13.5 + 13.5 + x = 15.370426149 + 13.5 Combine like terms: -13.5 + 13.5 = 0.0 0.0 + x = 15.370426149 + 13.5 x = 15.370426149 + 13.5 Combine like terms: 15.370426149 + 13.5 = 28.870426149 x = 28.870426149 Simplifying x = 28.870426149Subproblem 2
x + -13.5 = -15.370426149 Simplifying x + -13.5 = -15.370426149 Reorder the terms: -13.5 + x = -15.370426149 Solving -13.5 + x = -15.370426149 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '13.5' to each side of the equation. -13.5 + 13.5 + x = -15.370426149 + 13.5 Combine like terms: -13.5 + 13.5 = 0.0 0.0 + x = -15.370426149 + 13.5 x = -15.370426149 + 13.5 Combine like terms: -15.370426149 + 13.5 = -1.870426149 x = -1.870426149 Simplifying x = -1.870426149Solution
The solution to the problem is based on the solutions from the subproblems. x = {28.870426149, -1.870426149}
| 5r-3r-3= | | 48x+4y+72=0 | | 14q-15=5q+3 | | 8q-8=5q+19 | | x^2+27x+54=0 | | 100+a=26*26 | | 3x^2-27x-54=0 | | 7y-8=4y+10 | | 73=25(108+f) | | 8x^3-7=0 | | 1/5x^2-25=0 | | 15r-9=4r+2 | | 2w+2w+2*5.9=51 | | 13x-4=8x+6 | | 2x+10=x-7(-8) | | 9p-18=7p+10 | | 700=(250)ln^12(0.0858) | | 10t-3=6t+5 | | 700=(250)e^12(0.0858) | | 4y-12=2y+16 | | -5/8y≤15= | | 4t-8=2t+18 | | 700=(250)e^12r | | -5/8y≤15 | | 6y^2+2=11 | | 3(0)-6y=2 | | 4x^2+54x-360=0 | | 700=250e^12r | | x-18x+77=o | | 8+5x=(-2) | | 6x^5+5y^5=11xy | | 3/7x21 |