7m^2-10m-8=0

Simple and best practice solution for 7m^2-10m-8=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 7m^2-10m-8=0 equation:


Simplifying
7m2 + -10m + -8 = 0

Reorder the terms:
-8 + -10m + 7m2 = 0

Solving
-8 + -10m + 7m2 = 0

Solving for variable 'm'.

Factor a trinomial.
(-4 + -7m)(2 + -1m) = 0

Subproblem 1

Set the factor '(-4 + -7m)' equal to zero and attempt to solve: Simplifying -4 + -7m = 0 Solving -4 + -7m = 0 Move all terms containing m to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -7m = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -7m = 0 + 4 -7m = 0 + 4 Combine like terms: 0 + 4 = 4 -7m = 4 Divide each side by '-7'. m = -0.5714285714 Simplifying m = -0.5714285714

Subproblem 2

Set the factor '(2 + -1m)' equal to zero and attempt to solve: Simplifying 2 + -1m = 0 Solving 2 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1m = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1m = 0 + -2 -1m = 0 + -2 Combine like terms: 0 + -2 = -2 -1m = -2 Divide each side by '-1'. m = 2 Simplifying m = 2

Solution

m = {-0.5714285714, 2}

See similar equations:

| (7x+9)+(8+5x)= | | (x+6)2+(y+8)2=14 | | 3x-15+2x+20+2(40)=180 | | 12.7x-4.7x+8=6 | | 170-x=17 | | 3-z=-15 | | 90-65=v | | 1.19p+4.50-.85=7.22 | | 2(x+1)+3(x+2)=18 | | (3/2)-(n-4)/(n-2) | | 170+x=17 | | Z/10-9=1 | | 1/12=4/x | | 9-(2x-4)=43 | | 0.2x-0.5x+13=1 | | 3y+5.2=2+3-5y | | 30/35•21/35 | | 1/12=4x | | 5d+4-d=12 | | tanx=1.4 | | x-4/10=4/5 | | 76-2x=85-3x | | 481=7.6n-11.3n | | 8(w-1)=6(w+4) | | -x-2=-3x+4 | | p+47=2p | | 3w+2w+25=-10 | | p+25=6p | | y=1*36+20 | | 6-(3n-9)=6-4n | | -x+x-13=x-7 | | p+29=2p-16 |

Equations solver categories