5x^2+16x-45=

Simple and best practice solution for 5x^2+16x-45= 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 5x^2+16x-45= equation:


Simplifying
5x2 + 16x + -45 = 0

Reorder the terms:
-45 + 16x + 5x2 = 0

Solving
-45 + 16x + 5x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-5 + -1x)(9 + -5x) = 0

Subproblem 1

Set the factor '(-5 + -1x)' equal to zero and attempt to solve: Simplifying -5 + -1x = 0 Solving -5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -1x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1x = 0 + 5 -1x = 0 + 5 Combine like terms: 0 + 5 = 5 -1x = 5 Divide each side by '-1'. x = -5 Simplifying x = -5

Subproblem 2

Set the factor '(9 + -5x)' equal to zero and attempt to solve: Simplifying 9 + -5x = 0 Solving 9 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -5x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -5x = 0 + -9 -5x = 0 + -9 Combine like terms: 0 + -9 = -9 -5x = -9 Divide each side by '-5'. x = 1.8 Simplifying x = 1.8

Solution

x = {-5, 1.8}

See similar equations:

| (3y+4).2=7+7 | | 3x^2=-21+16x | | 25x^2-10x-8= | | -10x+30=100 | | (5x+2y)(2x+3y)= | | 27x^2-21x+2= | | 6m-2m=7(1-m)-7(1-m) | | 5x/2+18=28 | | 4x^3-4x+7= | | (2Q)-(Q/5)=0 | | x^2=-17.5 | | 200x=55 | | 2x^2+8x+16=7 | | 700-2Q=40+(Q/5) | | x/2-1/3=6 | | -5(-20+13p)=-4(15p+10) | | 3x-(1-x)=4+2(x+3) | | 4y+x^2=0 | | x^2=7.5 | | 5+x=12+8 | | 3x+2y+10=180 | | -18-3x+x^2= | | 23x+34=23+12x+7x | | x+(x+1)+(x+2)=-93 | | (x+4)/(x-4)=13 | | -1+3x+10x^2= | | 3x^2+18x+12= | | ln(7-3x^2)-ln(2)=1 | | -13-6-2k=17+16k | | 3xsquared+18x+12= | | x-15*7=28 | | -4(y-2y)+4=-3(5y-y)+8+15y |

Equations solver categories