If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying b2 + -16b + -66 = 0 Reorder the terms: -66 + -16b + b2 = 0 Solving -66 + -16b + b2 = 0 Solving for variable 'b'. Begin completing the square. Move the constant term to the right: Add '66' to each side of the equation. -66 + -16b + 66 + b2 = 0 + 66 Reorder the terms: -66 + 66 + -16b + b2 = 0 + 66 Combine like terms: -66 + 66 = 0 0 + -16b + b2 = 0 + 66 -16b + b2 = 0 + 66 Combine like terms: 0 + 66 = 66 -16b + b2 = 66 The b term is -16b. Take half its coefficient (-8). Square it (64) and add it to both sides. Add '64' to each side of the equation. -16b + 64 + b2 = 66 + 64 Reorder the terms: 64 + -16b + b2 = 66 + 64 Combine like terms: 66 + 64 = 130 64 + -16b + b2 = 130 Factor a perfect square on the left side: (b + -8)(b + -8) = 130 Calculate the square root of the right side: 11.401754251 Break this problem into two subproblems by setting (b + -8) equal to 11.401754251 and -11.401754251.Subproblem 1
b + -8 = 11.401754251 Simplifying b + -8 = 11.401754251 Reorder the terms: -8 + b = 11.401754251 Solving -8 + b = 11.401754251 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + b = 11.401754251 + 8 Combine like terms: -8 + 8 = 0 0 + b = 11.401754251 + 8 b = 11.401754251 + 8 Combine like terms: 11.401754251 + 8 = 19.401754251 b = 19.401754251 Simplifying b = 19.401754251Subproblem 2
b + -8 = -11.401754251 Simplifying b + -8 = -11.401754251 Reorder the terms: -8 + b = -11.401754251 Solving -8 + b = -11.401754251 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + b = -11.401754251 + 8 Combine like terms: -8 + 8 = 0 0 + b = -11.401754251 + 8 b = -11.401754251 + 8 Combine like terms: -11.401754251 + 8 = -3.401754251 b = -3.401754251 Simplifying b = -3.401754251Solution
The solution to the problem is based on the solutions from the subproblems. b = {19.401754251, -3.401754251}
| x^2=-49-14x | | b^2-14b-2=0 | | 1/2x^2=1/2 | | r^2-14r-95=0 | | 2.1=10x+3.1 | | 32=-5x-(-7) | | 8+6x=-28 | | 3c(z-b)=12 | | -12+.5(3x-1)=-5 | | n^3+14n-32=0 | | 4(x-4.2)=3.2 | | 106+59+x=180 | | (-4x+3)x(-4x+3)=25 | | 9x+9.06=3x+18 | | 18+54+x=180 | | X-7=9.66 | | 25+26+x=180 | | -6y=1.92 | | 4(x+7)=2(x-1) | | X+2.2=7.9 | | x^2+16x-30=0 | | 2(x+7)+x=26 | | 0.4+0.03x=2.2 | | (3/x-2)=(x-8/13) | | 53+31+x=180 | | 6x+40=x-15 | | 23+68+x=180 | | (49x^8y^4z^2/64y^8)^.5 | | 3d^2-19d+16=0 | | Y=-2x^2+24x-64 | | 10-2/3(2x-5)=1/3x-7 | | 2u^2-19u-10=0 |