16x^2-9x-7=0

Simple and best practice solution for 16x^2-9x-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 16x^2-9x-7=0 equation:


Simplifying
16x2 + -9x + -7 = 0

Reorder the terms:
-7 + -9x + 16x2 = 0

Solving
-7 + -9x + 16x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -16x)(1 + -1x) = 0

Subproblem 1

Set the factor '(-7 + -16x)' equal to zero and attempt to solve: Simplifying -7 + -16x = 0 Solving -7 + -16x = 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 + -16x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -16x = 0 + 7 -16x = 0 + 7 Combine like terms: 0 + 7 = 7 -16x = 7 Divide each side by '-16'. x = -0.4375 Simplifying x = -0.4375

Subproblem 2

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

Solution

x = {-0.4375, 1}

See similar equations:

| 17-8= | | Y=x^5+9x^3 | | 2-(-1)+x=3(x-2) | | 2(w+4)=7W+38 | | m^2-8m+19=3 | | 3x=2x^2+11x+10 | | 2x+18=4x-10 | | (u-11)(u+8)=-84 | | 8x+5x-66=110-9x | | 15000/x=100/16 | | -8=x^2-24 | | 7(5)+5=40 | | x(squared)=7 | | 0.69=logx | | xsquared=7 | | 26-19=20 | | -2(u+6)=-3(8u-2)+7u | | X/25=16/100,x | | 10=2x^2-16x+42 | | 1.5=-0.00009x^2+0.0283x+1.1233 | | 8/x=50/100,x | | 16%/15,000=x | | (9x-5)-(7x+4)= | | cos(2x)+cos(4x)-cos(3x)=0 | | 1.5=-0.00009x^2+0.0287x+1.2959 | | 4/5=x/100,x | | cos(2x)+cos(4x)-cos(x)=0 | | y=5/3−7x/3 | | 7/10=x/100,x | | 1.5=-0.00009x^2+0.0299x+1.3005 | | -2(3x-5)=34 | | 2/x=20/100 |

Equations solver categories