If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 28x2 + -54x + 5 = 0 Reorder the terms: 5 + -54x + 28x2 = 0 Solving 5 + -54x + 28x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 28 the coefficient of the squared term: Divide each side by '28'. 0.1785714286 + -1.928571429x + x2 = 0 Move the constant term to the right: Add '-0.1785714286' to each side of the equation. 0.1785714286 + -1.928571429x + -0.1785714286 + x2 = 0 + -0.1785714286 Reorder the terms: 0.1785714286 + -0.1785714286 + -1.928571429x + x2 = 0 + -0.1785714286 Combine like terms: 0.1785714286 + -0.1785714286 = 0.0000000000 0.0000000000 + -1.928571429x + x2 = 0 + -0.1785714286 -1.928571429x + x2 = 0 + -0.1785714286 Combine like terms: 0 + -0.1785714286 = -0.1785714286 -1.928571429x + x2 = -0.1785714286 The x term is -1.928571429x. Take half its coefficient (-0.9642857145). Square it (0.9298469392) and add it to both sides. Add '0.9298469392' to each side of the equation. -1.928571429x + 0.9298469392 + x2 = -0.1785714286 + 0.9298469392 Reorder the terms: 0.9298469392 + -1.928571429x + x2 = -0.1785714286 + 0.9298469392 Combine like terms: -0.1785714286 + 0.9298469392 = 0.7512755106 0.9298469392 + -1.928571429x + x2 = 0.7512755106 Factor a perfect square on the left side: (x + -0.9642857145)(x + -0.9642857145) = 0.7512755106 Calculate the square root of the right side: 0.866761507 Break this problem into two subproblems by setting (x + -0.9642857145) equal to 0.866761507 and -0.866761507.Subproblem 1
x + -0.9642857145 = 0.866761507 Simplifying x + -0.9642857145 = 0.866761507 Reorder the terms: -0.9642857145 + x = 0.866761507 Solving -0.9642857145 + x = 0.866761507 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.9642857145' to each side of the equation. -0.9642857145 + 0.9642857145 + x = 0.866761507 + 0.9642857145 Combine like terms: -0.9642857145 + 0.9642857145 = 0.0000000000 0.0000000000 + x = 0.866761507 + 0.9642857145 x = 0.866761507 + 0.9642857145 Combine like terms: 0.866761507 + 0.9642857145 = 1.8310472215 x = 1.8310472215 Simplifying x = 1.8310472215Subproblem 2
x + -0.9642857145 = -0.866761507 Simplifying x + -0.9642857145 = -0.866761507 Reorder the terms: -0.9642857145 + x = -0.866761507 Solving -0.9642857145 + x = -0.866761507 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.9642857145' to each side of the equation. -0.9642857145 + 0.9642857145 + x = -0.866761507 + 0.9642857145 Combine like terms: -0.9642857145 + 0.9642857145 = 0.0000000000 0.0000000000 + x = -0.866761507 + 0.9642857145 x = -0.866761507 + 0.9642857145 Combine like terms: -0.866761507 + 0.9642857145 = 0.0975242075 x = 0.0975242075 Simplifying x = 0.0975242075Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.8310472215, 0.0975242075}
| 5n+17=82 | | 3*2*5= | | (X-77.5)/11.6 | | 9=4m+5 | | Lx+i=fe | | 2[23(12)]+2[23(17)]+2[17(12)]= | | 555x-7=80 | | 42/54=x/63 | | x+(0.65x)=68.68 | | 64z^2+48z+9=0 | | x^2-49=25-3x | | 11+3(x-1)=-y+1 | | 5x^15/x^15 | | 2x+200=1400 | | 5/x-1/4=9/3x | | -4+2=2a | | 1/30=2.9/x | | 3x^7/x^15 | | 5+10s=9s | | 2(3+2)=-8 | | 336=t^(7/5) | | 2x+200=1485 | | 336=t^7/5 | | -968=-11(9x-11) | | 8x+x-9=90 | | (5a-1)(7a+5)=0 | | 3x+4(2-y)=2x | | 8x+10=131 | | (2y+5)*(y-4)=0 | | 5p(-3-8)=5-3p-2 | | 2x+100=1475 | | 4y+7=5x-12 |