4x^2+-3x-7=0

Simple and best practice solution for 4x^2+-3x-7=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 4x^2+-3x-7=0 equation:


Simplifying
4x2 + -3x + -7 = 0

Reorder the terms:
-7 + -3x + 4x2 = 0

Solving
-7 + -3x + 4x2 = 0

Solving for variable 'x'.

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

Subproblem 1

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

Subproblem 2

Set the factor '(7 + -4x)' equal to zero and attempt to solve: Simplifying 7 + -4x = 0 Solving 7 + -4x = 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 + -4x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -4x = 0 + -7 -4x = 0 + -7 Combine like terms: 0 + -7 = -7 -4x = -7 Divide each side by '-4'. x = 1.75 Simplifying x = 1.75

Solution

x = {-1, 1.75}

See similar equations:

| m-9=4 | | 0=-8x-(-15x)-35 | | 2n-5=50 | | 6-2n=14+4(n-5) | | (5x-7y+8z)-(-2x+3y-z)= | | 8(2x+1)=3x-8x | | 4x^2+-11x+7=0 | | 2x^2+6x+9=89 | | 8x-2=3x+1.25 | | -(5y+4)-(4y-5)=-7 | | z^2-4z+5=0 | | 9(5x+1)=2x-6x | | 3x+9x+47=11 | | 8+4=-3(8x-4) | | -3x+2-5x=100 | | (4x^3+5x-8)+(-5x^3-x+11)= | | 71x^2-119x+49=0 | | 25x-5=40x+7 | | 4x-6x-8x=90 | | 3p-2(p+6)=4(p+1)-5 | | 9x^2+74x-63=0 | | 3x+x/5-5=1/5+5x | | 0m-2=5 | | 5x+-3=2x-18 | | 9x^2-79u+56=0 | | -8m+6n=0 | | x^3+2x=18x+162 | | 4n-23=57 | | -x+2=15 | | N+21=13 | | 7r^2+34r-5=0 | | 8(3x-5)=4(6x+1) |

Equations solver categories