If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 4x2 + -15x + 12 = 8x + 9 Reorder the terms: 12 + -15x + 4x2 = 8x + 9 Reorder the terms: 12 + -15x + 4x2 = 9 + 8x Solving 12 + -15x + 4x2 = 9 + 8x Solving for variable 'x'. Reorder the terms: 12 + -9 + -15x + -8x + 4x2 = 9 + 8x + -9 + -8x Combine like terms: 12 + -9 = 3 3 + -15x + -8x + 4x2 = 9 + 8x + -9 + -8x Combine like terms: -15x + -8x = -23x 3 + -23x + 4x2 = 9 + 8x + -9 + -8x Reorder the terms: 3 + -23x + 4x2 = 9 + -9 + 8x + -8x Combine like terms: 9 + -9 = 0 3 + -23x + 4x2 = 0 + 8x + -8x 3 + -23x + 4x2 = 8x + -8x Combine like terms: 8x + -8x = 0 3 + -23x + 4x2 = 0 Begin completing the square. Divide all terms by 4 the coefficient of the squared term: Divide each side by '4'. 0.75 + -5.75x + x2 = 0 Move the constant term to the right: Add '-0.75' to each side of the equation. 0.75 + -5.75x + -0.75 + x2 = 0 + -0.75 Reorder the terms: 0.75 + -0.75 + -5.75x + x2 = 0 + -0.75 Combine like terms: 0.75 + -0.75 = 0.00 0.00 + -5.75x + x2 = 0 + -0.75 -5.75x + x2 = 0 + -0.75 Combine like terms: 0 + -0.75 = -0.75 -5.75x + x2 = -0.75 The x term is -5.75x. Take half its coefficient (-2.875). Square it (8.265625) and add it to both sides. Add '8.265625' to each side of the equation. -5.75x + 8.265625 + x2 = -0.75 + 8.265625 Reorder the terms: 8.265625 + -5.75x + x2 = -0.75 + 8.265625 Combine like terms: -0.75 + 8.265625 = 7.515625 8.265625 + -5.75x + x2 = 7.515625 Factor a perfect square on the left side: (x + -2.875)(x + -2.875) = 7.515625 Calculate the square root of the right side: 2.741464025 Break this problem into two subproblems by setting (x + -2.875) equal to 2.741464025 and -2.741464025.Subproblem 1
x + -2.875 = 2.741464025 Simplifying x + -2.875 = 2.741464025 Reorder the terms: -2.875 + x = 2.741464025 Solving -2.875 + x = 2.741464025 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.875' to each side of the equation. -2.875 + 2.875 + x = 2.741464025 + 2.875 Combine like terms: -2.875 + 2.875 = 0.000 0.000 + x = 2.741464025 + 2.875 x = 2.741464025 + 2.875 Combine like terms: 2.741464025 + 2.875 = 5.616464025 x = 5.616464025 Simplifying x = 5.616464025Subproblem 2
x + -2.875 = -2.741464025 Simplifying x + -2.875 = -2.741464025 Reorder the terms: -2.875 + x = -2.741464025 Solving -2.875 + x = -2.741464025 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.875' to each side of the equation. -2.875 + 2.875 + x = -2.741464025 + 2.875 Combine like terms: -2.875 + 2.875 = 0.000 0.000 + x = -2.741464025 + 2.875 x = -2.741464025 + 2.875 Combine like terms: -2.741464025 + 2.875 = 0.133535975 x = 0.133535975 Simplifying x = 0.133535975Solution
The solution to the problem is based on the solutions from the subproblems. x = {5.616464025, 0.133535975}
| 5(f-9)=-65 | | 7.3Y-518=51.9 | | -10(s+1)=-44 | | 8x-(6x-9)+(3x-2)=4-7x-8 | | h(t)=-4.9t^2+4.9t+294 | | -5(n+8)= | | [(-21)+(-6)]+12= | | 5(3-2x)=5(x-2) | | x^2+12+61=0 | | 13m+4n-6m+8n= | | -10(x+6)= | | 1.42+1.67x=2+1.38x | | x^2+21x+27=8x+5 | | x^2+7x-2=6 | | x^2+x-2=-3x-5 | | 4v-12-6v=-2v+12 | | f(x)=x^2-5x+11 | | 9a-27b/a-3b | | 14-k=16 | | (2/3)x-10=(3/8)x-17 | | 5x-30=2y-55 | | 3(3s+5)=96 | | (-2c+7)(4c-5)= | | 9a=b(a+7) | | 7(2l+5)=175 | | 186-y=231 | | 4x+5=2x-55 | | 7(21+5)=175 | | -92=1.2x | | 6k=7k-10 | | 10-10x-5= | | 6b+20=-4b+5b |