7x^2+57x-54=0

Simple and best practice solution for 7x^2+57x-54=0 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 7x^2+57x-54=0 equation:


Simplifying
7x2 + 57x + -54 = 0

Reorder the terms:
-54 + 57x + 7x2 = 0

Solving
-54 + 57x + 7x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-9 + -1x)(6 + -7x) = 0

Subproblem 1

Set the factor '(-9 + -1x)' equal to zero and attempt to solve: Simplifying -9 + -1x = 0 Solving -9 + -1x = 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 + -1x = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -1x = 0 + 9 -1x = 0 + 9 Combine like terms: 0 + 9 = 9 -1x = 9 Divide each side by '-1'. x = -9 Simplifying x = -9

Subproblem 2

Set the factor '(6 + -7x)' equal to zero and attempt to solve: Simplifying 6 + -7x = 0 Solving 6 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -7x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -7x = 0 + -6 -7x = 0 + -6 Combine like terms: 0 + -6 = -6 -7x = -6 Divide each side by '-7'. x = 0.8571428571 Simplifying x = 0.8571428571

Solution

x = {-9, 0.8571428571}

See similar equations:

| 2(x-1)+4x=35 | | 3m+4.5m=1.5 | | 3r^2+20r+36=4 | | .25y-6=-19 | | 2.50n+4=21.50 | | 4*1.5x*x=1350 | | 2(2m-7)=-6 | | x^2+8=10.25 | | -1/2(-2)-7=-11 | | 9=3*3 | | 5.6(300-w)-5.6w=1500 | | 3x+3-(2x-8)=9 | | 5x-2x-9=40 | | -2+44x=130 | | 100c+8=75c+10 | | 42=.33(b)(6) | | 7x-14b+b(5-x)+4bx=10x-3(2b+x) | | U+-10=2 | | (x+10)(x-3)=25 | | h^2-5h-30=0 | | y-40+3=-40 | | 100-a=10% | | 9x-9=x | | (7-8)x=-29 | | -16=2v+8 | | x^4-y+xy-x^3=0 | | 10-a=10% | | Log(x-6)=2.75 | | 2x+5th=75 | | (1+u)(5u-8)=0 | | 8w=218 | | 11y+y= |

Equations solver categories