If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 2x2 + x + -21 = 0 Reorder the terms: -21 + x + 2x2 = 0 Solving -21 + x + 2x2 = 0 Solving for variable 'x'. Factor a trinomial. (-7 + -2x)(3 + -1x) = 0Subproblem 1
Set the factor '(-7 + -2x)' equal to zero and attempt to solve: Simplifying -7 + -2x = 0 Solving -7 + -2x = 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 + -2x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -2x = 0 + 7 -2x = 0 + 7 Combine like terms: 0 + 7 = 7 -2x = 7 Divide each side by '-2'. x = -3.5 Simplifying x = -3.5Subproblem 2
Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 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 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3Solution
x = {-3.5, 3}
| -2(n-1)-3n= | | -5(9r+9)= | | a^3+5a^2=a+5 | | 8d-2c-d= | | 15x+7=107+5c | | 12=y | | 3p-3p= | | -17b+23=-4-8 | | 15p^2+80=-18p | | 2x+14=22 | | -2(15y)= | | 5(g-3)=2g+3 | | 2x+=56-44+5+8 | | 3t+6=3t-14 | | -1t+55=-77 | | 8.4o-6.8=14.2+6.3o | | k/2-5=1 | | 8+x/2=-7 | | -5x-9=-2x+6 | | 14x^2-12x=0 | | 3y-7+4y-9= | | m/7-3=0 | | 3x+2(50-x)=110 | | 2e^10x(10x+1)=0 | | 12m^2n^2-8mn+1= | | 10x+x^2=128 | | 16w^2+49=0 | | 5x-(x+3)=7+2(x+2) | | 24-6n=54 | | 31-16=3(x-7) | | 4m+.375=8.375 | | 10x^2-26x=-12 |