If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + 8x = 309 Reorder the terms: 8x + x2 = 309 Solving 8x + x2 = 309 Solving for variable 'x'. Reorder the terms: -309 + 8x + x2 = 309 + -309 Combine like terms: 309 + -309 = 0 -309 + 8x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '309' to each side of the equation. -309 + 8x + 309 + x2 = 0 + 309 Reorder the terms: -309 + 309 + 8x + x2 = 0 + 309 Combine like terms: -309 + 309 = 0 0 + 8x + x2 = 0 + 309 8x + x2 = 0 + 309 Combine like terms: 0 + 309 = 309 8x + x2 = 309 The x term is 8x. Take half its coefficient (4). Square it (16) and add it to both sides. Add '16' to each side of the equation. 8x + 16 + x2 = 309 + 16 Reorder the terms: 16 + 8x + x2 = 309 + 16 Combine like terms: 309 + 16 = 325 16 + 8x + x2 = 325 Factor a perfect square on the left side: (x + 4)(x + 4) = 325 Calculate the square root of the right side: 18.027756377 Break this problem into two subproblems by setting (x + 4) equal to 18.027756377 and -18.027756377.Subproblem 1
x + 4 = 18.027756377 Simplifying x + 4 = 18.027756377 Reorder the terms: 4 + x = 18.027756377 Solving 4 + x = 18.027756377 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 18.027756377 + -4 Combine like terms: 4 + -4 = 0 0 + x = 18.027756377 + -4 x = 18.027756377 + -4 Combine like terms: 18.027756377 + -4 = 14.027756377 x = 14.027756377 Simplifying x = 14.027756377Subproblem 2
x + 4 = -18.027756377 Simplifying x + 4 = -18.027756377 Reorder the terms: 4 + x = -18.027756377 Solving 4 + x = -18.027756377 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = -18.027756377 + -4 Combine like terms: 4 + -4 = 0 0 + x = -18.027756377 + -4 x = -18.027756377 + -4 Combine like terms: -18.027756377 + -4 = -22.027756377 x = -22.027756377 Simplifying x = -22.027756377Solution
The solution to the problem is based on the solutions from the subproblems. x = {14.027756377, -22.027756377}
| -4(2-3r)=-8-4(6-4r) | | 35-8m=-7(m-6) | | c*c=-5 | | 5/6/3/10 | | 122/11 | | .5w-5=2/3w | | -10=5(3-x) | | Y=5n | | -3*7(-2)= | | 3/5=14/3/5 | | 1-2x=-17 | | 9-2x/7=3 | | 6(1+p)=2(1+2p) | | -6(-3)*2= | | 26=t-9 | | 5c^2-39-8= | | 7(-2+n)=-126 | | 10+2x+7=14+x | | 8(3+7)-10n= | | 3x+23=1x+54 | | 2-.2(-k+1)=3+2(5-k) | | 5(-1)(-9)= | | x*(x+5)=63 | | 3(7-2v)+1=-5(v-2) | | x^2+5x=2+3x-24 | | (168/7)3^2-4^3 | | 5(x+3)=2x+3 | | c+c=-5 | | -6+3x+2x-11=13 | | 5*-18-4x=-36 | | -30/(-6)= | | 2x^2+31x-8.5=0 |