If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 13z2 + 49z + -8 = 0 Reorder the terms: -8 + 49z + 13z2 = 0 Solving -8 + 49z + 13z2 = 0 Solving for variable 'z'. Begin completing the square. Divide all terms by 13 the coefficient of the squared term: Divide each side by '13'. -0.6153846154 + 3.769230769z + z2 = 0 Move the constant term to the right: Add '0.6153846154' to each side of the equation. -0.6153846154 + 3.769230769z + 0.6153846154 + z2 = 0 + 0.6153846154 Reorder the terms: -0.6153846154 + 0.6153846154 + 3.769230769z + z2 = 0 + 0.6153846154 Combine like terms: -0.6153846154 + 0.6153846154 = 0.0000000000 0.0000000000 + 3.769230769z + z2 = 0 + 0.6153846154 3.769230769z + z2 = 0 + 0.6153846154 Combine like terms: 0 + 0.6153846154 = 0.6153846154 3.769230769z + z2 = 0.6153846154 The z term is 3.769230769z. Take half its coefficient (1.884615385). Square it (3.551775149) and add it to both sides. Add '3.551775149' to each side of the equation. 3.769230769z + 3.551775149 + z2 = 0.6153846154 + 3.551775149 Reorder the terms: 3.551775149 + 3.769230769z + z2 = 0.6153846154 + 3.551775149 Combine like terms: 0.6153846154 + 3.551775149 = 4.1671597644 3.551775149 + 3.769230769z + z2 = 4.1671597644 Factor a perfect square on the left side: (z + 1.884615385)(z + 1.884615385) = 4.1671597644 Calculate the square root of the right side: 2.041362233 Break this problem into two subproblems by setting (z + 1.884615385) equal to 2.041362233 and -2.041362233.Subproblem 1
z + 1.884615385 = 2.041362233 Simplifying z + 1.884615385 = 2.041362233 Reorder the terms: 1.884615385 + z = 2.041362233 Solving 1.884615385 + z = 2.041362233 Solving for variable 'z'. Move all terms containing z to the left, all other terms to the right. Add '-1.884615385' to each side of the equation. 1.884615385 + -1.884615385 + z = 2.041362233 + -1.884615385 Combine like terms: 1.884615385 + -1.884615385 = 0.000000000 0.000000000 + z = 2.041362233 + -1.884615385 z = 2.041362233 + -1.884615385 Combine like terms: 2.041362233 + -1.884615385 = 0.156746848 z = 0.156746848 Simplifying z = 0.156746848Subproblem 2
z + 1.884615385 = -2.041362233 Simplifying z + 1.884615385 = -2.041362233 Reorder the terms: 1.884615385 + z = -2.041362233 Solving 1.884615385 + z = -2.041362233 Solving for variable 'z'. Move all terms containing z to the left, all other terms to the right. Add '-1.884615385' to each side of the equation. 1.884615385 + -1.884615385 + z = -2.041362233 + -1.884615385 Combine like terms: 1.884615385 + -1.884615385 = 0.000000000 0.000000000 + z = -2.041362233 + -1.884615385 z = -2.041362233 + -1.884615385 Combine like terms: -2.041362233 + -1.884615385 = -3.925977618 z = -3.925977618 Simplifying z = -3.925977618Solution
The solution to the problem is based on the solutions from the subproblems. z = {0.156746848, -3.925977618}
| 4(-5k-5)=-60 | | x-6=-4x+14 | | 8+x+1-6=x+3 | | (5y^2+7y-3)(-13y^2-8y+11)= | | 5-7b=-16+6b-8b | | 7n+3n=8n+12 | | Y-6=15(x-1) | | 7y-3=24 | | -3x+8-5x=-8 | | 12+3u=30 | | (3x-7)(4x+8)= | | -2=(c-3)-15 | | (3x+7)=(5x+3) | | -23=-6n-1-5n | | -5(5b-4)=-55 | | 2x-5(2)=20 | | 8=18c | | 2x-5(2)=6 | | 11=8x+3x | | -38x^5-23-50x+3x^6=0 | | 22500=X-(X*.15) | | 3+-2=11 | | 5k+6=-64 | | -16x^2+128x+3=0 | | 3t-8=-24+7t | | 100n=1 | | 8-6n=-88 | | 8m=32768 | | 3s-24=11+8s | | x*.10=450 | | 10w=100000 | | g(3)=e^3-175 |