If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 20x2 + 13x + -21 = 0 Reorder the terms: -21 + 13x + 20x2 = 0 Solving -21 + 13x + 20x2 = 0 Solving for variable 'x'. Factor a trinomial. (-7 + -5x)(3 + -4x) = 0Subproblem 1
Set the factor '(-7 + -5x)' equal to zero and attempt to solve: Simplifying -7 + -5x = 0 Solving -7 + -5x = 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 + -5x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -5x = 0 + 7 -5x = 0 + 7 Combine like terms: 0 + 7 = 7 -5x = 7 Divide each side by '-5'. x = -1.4 Simplifying x = -1.4Subproblem 2
Set the factor '(3 + -4x)' equal to zero and attempt to solve: Simplifying 3 + -4x = 0 Solving 3 + -4x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -4x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -4x = 0 + -3 -4x = 0 + -3 Combine like terms: 0 + -3 = -3 -4x = -3 Divide each side by '-4'. x = 0.75 Simplifying x = 0.75Solution
x = {-1.4, 0.75}
| -115+2x=-9x+72 | | 4x+3y-2=x+5 | | 6x+7+4=-3x+12 | | 6x+5=3x-150 | | 8c+5d-6(9c-4d)= | | 7x-77=55-4x | | 4x+2=-4 | | 4(6n-5)-[3(3n-3)+4]= | | 0=x^2+9x+20 | | -6+3y=-9 | | 2x^2-23x=-5x^2-3x-12 | | .5(6-y)=y | | 4(3x-7)+25=-39 | | 4-x=7x+4 | | 42-6x=3x+22 | | 5=6n+5-6n | | 0=x^2+8x+16 | | -7(6a-6)=294 | | x+16+2x-21=40 | | 127=-5(2p-3)-6p | | 375=75x | | 96=-4(2n-8) | | 53-2x=7x+18 | | -26+2n=-8(8n-5) | | -4(5x+11)=128 | | 0=x^2+16x+48 | | -31+2n=5(7n+7) | | 9-8x=63-29x | | 3-7x=3-3x-[64+4x] | | -31-8x=62-29x | | -12x^2-10x=0 | | 14x+15=7x+46 |