x^2+16x+57=-7

Simple and best practice solution for x^2+16x+57=-7 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for x^2+16x+57=-7 equation:


Simplifying
x2 + 16x + 57 = -7

Reorder the terms:
57 + 16x + x2 = -7

Solving
57 + 16x + x2 = -7

Solving for variable 'x'.

Reorder the terms:
57 + 7 + 16x + x2 = -7 + 7

Combine like terms: 57 + 7 = 64
64 + 16x + x2 = -7 + 7

Combine like terms: -7 + 7 = 0
64 + 16x + x2 = 0

Factor a trinomial.
(8 + x)(8 + x) = 0

Subproblem 1

Set the factor '(8 + x)' equal to zero and attempt to solve: Simplifying 8 + x = 0 Solving 8 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + x = 0 + -8 x = 0 + -8 Combine like terms: 0 + -8 = -8 x = -8 Simplifying x = -8

Subproblem 2

Set the factor '(8 + x)' equal to zero and attempt to solve: Simplifying 8 + x = 0 Solving 8 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + x = 0 + -8 x = 0 + -8 Combine like terms: 0 + -8 = -8 x = -8 Simplifying x = -8

Solution

x = {-8, -8}

See similar equations:

| 25y+7=y | | 0.4(g-9)=0.9(g-4) | | x(2)+4x=4 | | 25y=-7 | | 3+2/5x=-12 | | 3b^2+8b+15= | | 6y-25-8y+37= | | 6y-(3y+8)=16 | | -4[3(x-2)-2(x+2)]-6(x-3)= | | 2(3x-1)-5x-6=-9 | | -1d+7=3 | | 5m-(2m+8)=16 | | y^4/y^2 | | 7-1/2z=-6 | | 6m^2=14 | | 3(x+13)-15=4(x-2) | | 1/5x+13+x=1-9x+22 | | (5x+3)(2x+3)= | | 3r^2-17r+10= | | 3y=y+8 | | 12+-8a=-10a | | U/4-2=U/3 | | 8a-2(a+1)=10 | | 3x+6=228 | | 2(x+7)=x+3 | | 35x=-18 | | c=37.37+0.50x | | 8x-3+6=11 | | 2+12x=-64+x | | (1/15)=(1/12)-(1/y) | | 91-3x=8x-85 | | 3r-17r+10= |

Equations solver categories