-x^2+2x+18=5x-10

Simple and best practice solution for -x^2+2x+18=5x-10 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+2x+18=5x-10 equation: 


Simplifying
-1x2 + 2x + 18 = 5x + -10

Reorder the terms:
18 + 2x + -1x2 = 5x + -10

Reorder the terms:
18 + 2x + -1x2 = -10 + 5x

Solving
18 + 2x + -1x2 = -10 + 5x

Solving for variable 'x'.

Reorder the terms:
18 + 10 + 2x + -5x + -1x2 = -10 + 5x + 10 + -5x

Combine like terms: 18 + 10 = 28
28 + 2x + -5x + -1x2 = -10 + 5x + 10 + -5x

Combine like terms: 2x + -5x = -3x
28 + -3x + -1x2 = -10 + 5x + 10 + -5x

Reorder the terms:
28 + -3x + -1x2 = -10 + 10 + 5x + -5x

Combine like terms: -10 + 10 = 0
28 + -3x + -1x2 = 0 + 5x + -5x
28 + -3x + -1x2 = 5x + -5x

Combine like terms: 5x + -5x = 0
28 + -3x + -1x2 = 0

Factor a trinomial.
(4 + -1x)(7 + x) = 0


Subproblem 1
Set the factor '(4 + -1x)' equal to zero and attempt to solve:

Simplifying
4 + -1x = 0

Solving
4 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-4' to each side of the equation.
4 + -4 + -1x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1x = 0 + -4
-1x = 0 + -4

Combine like terms: 0 + -4 = -4
-1x = -4

Divide each side by '-1'.
x = 4

Simplifying
x = 4

Subproblem 2
Set the factor '(7 + x)' equal to zero and attempt to solve:

Simplifying
7 + x = 0

Solving
7 + x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + x = 0 + -7
x = 0 + -7

Combine like terms: 0 + -7 = -7
x = -7

Simplifying
x = -7
Solution
x = {4, -7}

See similar equations:

| 5*y-50=y | | 13p+4(3p-12)=-19.8125 | | 14+26x=28+19x | | -20=-4u | | (x^2)+-11x+10=0 | | (3x+y)(x-6y)= | | 5+6x=10+2x | | 6w+v^2x=y | | -2.75q=9 | | x+2(-1)=3 | | 7(-k-8)=-32+k | | ln(x)=0.095*x | | 25+5x=135 | | 3-2y-y=6 | | 7y=8-5x | | 900-240x+12x^2=0 | | 7(5x+6)+(x+5)=23 | | -25=5w | | -12=3x-5x+4 | | (-3x^4-9x^3-4x^2+4)+(8x^3-7x^3-7x^3-x-6)= | | -9(3x+15)=-36x-32 | | Cx+Fy=J | | 7A+3B=43 | | (5x+4)(3x-2)= | | 2x-2-x=6 | | Y=-8+4x | | 4x^2+24x+17=0 | | (3x^3+4x+8)+(-2x^4+3x^2+7)= | | 84+14x=-8x-312 | | 4x+6=2(3+2x) | | 0=40-10t-5t^2 | | 36+6y=25-21 |

Equations solver categories