If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying (2x + 9)(x2 + 7x + 4) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) Reorder the terms: (9 + 2x)(x2 + 7x + 4) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) Reorder the terms: (9 + 2x)(4 + 7x + x2) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) Multiply (9 + 2x) * (4 + 7x + x2) (9(4 + 7x + x2) + 2x * (4 + 7x + x2)) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) ((4 * 9 + 7x * 9 + x2 * 9) + 2x * (4 + 7x + x2)) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) ((36 + 63x + 9x2) + 2x * (4 + 7x + x2)) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) (36 + 63x + 9x2 + (4 * 2x + 7x * 2x + x2 * 2x)) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) (36 + 63x + 9x2 + (8x + 14x2 + 2x3)) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) Reorder the terms: (36 + 63x + 8x + 9x2 + 14x2 + 2x3) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) Combine like terms: 63x + 8x = 71x (36 + 71x + 9x2 + 14x2 + 2x3) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) Combine like terms: 9x2 + 14x2 = 23x2 (36 + 71x + 23x2 + 2x3) = 4x(x2 + 7x + 4) + 9(x2 + 7x + 4) Reorder the terms: 36 + 71x + 23x2 + 2x3 = 4x(4 + 7x + x2) + 9(x2 + 7x + 4) 36 + 71x + 23x2 + 2x3 = (4 * 4x + 7x * 4x + x2 * 4x) + 9(x2 + 7x + 4) 36 + 71x + 23x2 + 2x3 = (16x + 28x2 + 4x3) + 9(x2 + 7x + 4) Reorder the terms: 36 + 71x + 23x2 + 2x3 = 16x + 28x2 + 4x3 + 9(4 + 7x + x2) 36 + 71x + 23x2 + 2x3 = 16x + 28x2 + 4x3 + (4 * 9 + 7x * 9 + x2 * 9) 36 + 71x + 23x2 + 2x3 = 16x + 28x2 + 4x3 + (36 + 63x + 9x2) Reorder the terms: 36 + 71x + 23x2 + 2x3 = 36 + 16x + 63x + 28x2 + 9x2 + 4x3 Combine like terms: 16x + 63x = 79x 36 + 71x + 23x2 + 2x3 = 36 + 79x + 28x2 + 9x2 + 4x3 Combine like terms: 28x2 + 9x2 = 37x2 36 + 71x + 23x2 + 2x3 = 36 + 79x + 37x2 + 4x3 Add '-36' to each side of the equation. 36 + 71x + 23x2 + -36 + 2x3 = 36 + 79x + 37x2 + -36 + 4x3 Reorder the terms: 36 + -36 + 71x + 23x2 + 2x3 = 36 + 79x + 37x2 + -36 + 4x3 Combine like terms: 36 + -36 = 0 0 + 71x + 23x2 + 2x3 = 36 + 79x + 37x2 + -36 + 4x3 71x + 23x2 + 2x3 = 36 + 79x + 37x2 + -36 + 4x3 Reorder the terms: 71x + 23x2 + 2x3 = 36 + -36 + 79x + 37x2 + 4x3 Combine like terms: 36 + -36 = 0 71x + 23x2 + 2x3 = 0 + 79x + 37x2 + 4x3 71x + 23x2 + 2x3 = 79x + 37x2 + 4x3 Solving 71x + 23x2 + 2x3 = 79x + 37x2 + 4x3 Solving for variable 'x'. Reorder the terms: 71x + -79x + 23x2 + -37x2 + 2x3 + -4x3 = 79x + 37x2 + 4x3 + -79x + -37x2 + -4x3 Combine like terms: 71x + -79x = -8x -8x + 23x2 + -37x2 + 2x3 + -4x3 = 79x + 37x2 + 4x3 + -79x + -37x2 + -4x3 Combine like terms: 23x2 + -37x2 = -14x2 -8x + -14x2 + 2x3 + -4x3 = 79x + 37x2 + 4x3 + -79x + -37x2 + -4x3 Combine like terms: 2x3 + -4x3 = -2x3 -8x + -14x2 + -2x3 = 79x + 37x2 + 4x3 + -79x + -37x2 + -4x3 Reorder the terms: -8x + -14x2 + -2x3 = 79x + -79x + 37x2 + -37x2 + 4x3 + -4x3 Combine like terms: 79x + -79x = 0 -8x + -14x2 + -2x3 = 0 + 37x2 + -37x2 + 4x3 + -4x3 -8x + -14x2 + -2x3 = 37x2 + -37x2 + 4x3 + -4x3 Combine like terms: 37x2 + -37x2 = 0 -8x + -14x2 + -2x3 = 0 + 4x3 + -4x3 -8x + -14x2 + -2x3 = 4x3 + -4x3 Combine like terms: 4x3 + -4x3 = 0 -8x + -14x2 + -2x3 = 0 Factor out the Greatest Common Factor (GCF), '-2x'. -2x(4 + 7x + x2) = 0 Ignore the factor -2.Subproblem 1
Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0Subproblem 2
Set the factor '(4 + 7x + x2)' equal to zero and attempt to solve: Simplifying 4 + 7x + x2 = 0 Solving 4 + 7x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '-4' to each side of the equation. 4 + 7x + -4 + x2 = 0 + -4 Reorder the terms: 4 + -4 + 7x + x2 = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 7x + x2 = 0 + -4 7x + x2 = 0 + -4 Combine like terms: 0 + -4 = -4 7x + x2 = -4 The x term is 7x. Take half its coefficient (3.5). Square it (12.25) and add it to both sides. Add '12.25' to each side of the equation. 7x + 12.25 + x2 = -4 + 12.25 Reorder the terms: 12.25 + 7x + x2 = -4 + 12.25 Combine like terms: -4 + 12.25 = 8.25 12.25 + 7x + x2 = 8.25 Factor a perfect square on the left side: (x + 3.5)(x + 3.5) = 8.25 Calculate the square root of the right side: 2.872281323 Break this problem into two subproblems by setting (x + 3.5) equal to 2.872281323 and -2.872281323.Subproblem 1
x + 3.5 = 2.872281323 Simplifying x + 3.5 = 2.872281323 Reorder the terms: 3.5 + x = 2.872281323 Solving 3.5 + x = 2.872281323 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3.5' to each side of the equation. 3.5 + -3.5 + x = 2.872281323 + -3.5 Combine like terms: 3.5 + -3.5 = 0.0 0.0 + x = 2.872281323 + -3.5 x = 2.872281323 + -3.5 Combine like terms: 2.872281323 + -3.5 = -0.627718677 x = -0.627718677 Simplifying x = -0.627718677Subproblem 2
x + 3.5 = -2.872281323 Simplifying x + 3.5 = -2.872281323 Reorder the terms: 3.5 + x = -2.872281323 Solving 3.5 + x = -2.872281323 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3.5' to each side of the equation. 3.5 + -3.5 + x = -2.872281323 + -3.5 Combine like terms: 3.5 + -3.5 = 0.0 0.0 + x = -2.872281323 + -3.5 x = -2.872281323 + -3.5 Combine like terms: -2.872281323 + -3.5 = -6.372281323 x = -6.372281323 Simplifying x = -6.372281323Solution
The solution to the problem is based on the solutions from the subproblems. x = {-0.627718677, -6.372281323}Solution
x = {0, -0.627718677, -6.372281323}
| .2(15b-7)=3b-9 | | 8a+2-3a+19a-5= | | x=10x-x | | 7x-3x+7=3(x+4)20 | | 4x-5=23-8x-6 | | 15t+2t^2-18=0 | | 2m-13=-2m+3 | | a(n-3)+8=b | | 18=30 | | 1+4b-7=-2+6b-4b | | 15-3x(4+9)=57 | | PV=nRTfort | | -35+7x=6(4x-3) | | U^4v+uv^4=0 | | -7=2b+11 | | 10=2(x+6)+4 | | 12x+10-5x= | | -3(5x-2)+2x=2(x+6) | | xy-3xy^2+5y^2x-4xy= | | 2n-5n=.5 | | -7+s=0 | | 3[5+6(3x-6)]=7x+48 | | 25=5(x-2) | | 11r-3(r+4)=5(4r-4)-28 | | Cos^2x-sin^2x=0 | | 3hrt=5y | | -3(2u+5)+3.5u=-1u | | 4x^2-90x+86=0 | | -44x^4-4x^3= | | 2/9n-5=2+5/9n | | 3x-13=-5+5x | | X^2-9y^2=30 |