42x^2+x-30=0

Simple and best practice solution for 42x^2+x-30=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 42x^2+x-30=0 equation:


Simplifying
42x2 + x + -30 = 0

Reorder the terms:
-30 + x + 42x2 = 0

Solving
-30 + x + 42x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-6 + -7x)(5 + -6x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(5 + -6x)' equal to zero and attempt to solve: Simplifying 5 + -6x = 0 Solving 5 + -6x = 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 + -6x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -6x = 0 + -5 -6x = 0 + -5 Combine like terms: 0 + -5 = -5 -6x = -5 Divide each side by '-6'. x = 0.8333333333 Simplifying x = 0.8333333333

Solution

x = {-0.8571428571, 0.8333333333}

See similar equations:

| 9e=4e-17 | | (x-2)=-34 | | 6g-4=5g+8 | | 17a+9=75 | | t^2+10t+21=0 | | 2x+16=2y | | .15x+60=.35(x+150) | | x^3-3x^2+35x=0 | | ax+6=26 | | 8x^4-8x^2=0 | | (x+2)(x+A)=x^2+Bx+20 | | -[6x+(4x+7)]=5-(6x+1) | | Ix-5I-6=4 | | 5=-10 | | 29+0.8x=46.12 | | 29x+0.8x=46.12 | | 8(r-7)(r-2)=0 | | 3w=w(7-w) | | x+7=2+6.3 | | 10(3x-10)+80=100 | | 14x+5=61 | | 810(pi)=324(pi)+(pi)18h | | 2x+25=145 | | 12x+(12-2)=12+11x | | 8x+11=51 | | 6x+8=74 | | 8x+15=63 | | c(c+5)=0 | | u^2-2u-24=0 | | 186-2x=34x+22 | | 6x+9=3x-21 | | .20x+60=.40(x+120) |

Equations solver categories