If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + 2x + -165 = 0 Reorder the terms: -165 + 2x + x2 = 0 Solving -165 + 2x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '165' to each side of the equation. -165 + 2x + 165 + x2 = 0 + 165 Reorder the terms: -165 + 165 + 2x + x2 = 0 + 165 Combine like terms: -165 + 165 = 0 0 + 2x + x2 = 0 + 165 2x + x2 = 0 + 165 Combine like terms: 0 + 165 = 165 2x + x2 = 165 The x term is 2x. Take half its coefficient (1). Square it (1) and add it to both sides. Add '1' to each side of the equation. 2x + 1 + x2 = 165 + 1 Reorder the terms: 1 + 2x + x2 = 165 + 1 Combine like terms: 165 + 1 = 166 1 + 2x + x2 = 166 Factor a perfect square on the left side: (x + 1)(x + 1) = 166 Calculate the square root of the right side: 12.884098727 Break this problem into two subproblems by setting (x + 1) equal to 12.884098727 and -12.884098727.Subproblem 1
x + 1 = 12.884098727 Simplifying x + 1 = 12.884098727 Reorder the terms: 1 + x = 12.884098727 Solving 1 + x = 12.884098727 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 12.884098727 + -1 Combine like terms: 1 + -1 = 0 0 + x = 12.884098727 + -1 x = 12.884098727 + -1 Combine like terms: 12.884098727 + -1 = 11.884098727 x = 11.884098727 Simplifying x = 11.884098727Subproblem 2
x + 1 = -12.884098727 Simplifying x + 1 = -12.884098727 Reorder the terms: 1 + x = -12.884098727 Solving 1 + x = -12.884098727 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = -12.884098727 + -1 Combine like terms: 1 + -1 = 0 0 + x = -12.884098727 + -1 x = -12.884098727 + -1 Combine like terms: -12.884098727 + -1 = -13.884098727 x = -13.884098727 Simplifying x = -13.884098727Solution
The solution to the problem is based on the solutions from the subproblems. x = {11.884098727, -13.884098727}
| 2.5h+0.4=2(1.1h-0.1) | | n^6=5 | | p=2+2 | | -18=6(x-10) | | (B-7)=8B-42 | | -7t-2=5 | | -4(f+9)=6 | | 3(m+6)=2 | | 8-7w=57 | | -9m--10m=-14 | | 6x+5=9x-2 | | 9(x+10)=-90 | | Purple= | | 2.5h+0.4=2(1.1-0.1) | | 9h-2(4-3h)= | | 9j=2 | | x^2-8x-10=18 | | y=40900x+1400000 | | 216=w+w+l+l | | 45-3x=58 | | -2x+9y=1 | | 6v-5v=1 | | 8w+3-4(2-w)= | | 26+26+m+m=96 | | 4y+5=49 | | a+200b=49 | | -2=2(x-10) | | 20+25=450 | | -144+9f=4-12f | | 4=-9s+7 | | 0.35x+0.05(2-x)=0.10(-5) | | 0=4(q+10) |