If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -4x = 21 Reorder the terms: -4x + x2 = 21 Solving -4x + x2 = 21 Solving for variable 'x'. Reorder the terms: -21 + -4x + x2 = 21 + -21 Combine like terms: 21 + -21 = 0 -21 + -4x + x2 = 0 Factor a trinomial. (-3 + -1x)(7 + -1x) = 0Subproblem 1
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 = -3Subproblem 2
Set the factor '(7 + -1x)' equal to zero and attempt to solve: Simplifying 7 + -1x = 0 Solving 7 + -1x = 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 + -1x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1x = 0 + -7 -1x = 0 + -7 Combine like terms: 0 + -7 = -7 -1x = -7 Divide each side by '-1'. x = 7 Simplifying x = 7Solution
x = {-3, 7}
| 7a-(a-5)=-10 | | -3(4+7p)=93 | | 12r+5+3r-5= | | 11r-12r= | | 14-9x=66-37x | | -r-10r= | | 4n+11=7-n | | 2x+4(x-1)=5(x-1) | | -3(y-5)=18 | | x^2-2x+1=5 | | 4-3n=50 | | 4x+14=-84-10x | | 4(x+1)-5=3x-2 | | 1+1=0 | | 123-6x=4x+13 | | -30-2x=6-8x | | 4(x-1)-5=3x-2 | | -12y=-144 | | 8(e+2.5)=2(4e-2) | | 8(2k-6)+4(-1-5k)=0 | | 76-6x=9x+16 | | -5a-6+4a=-a+2 | | 5m+9=2m-12 | | 4(y+2)+1.3=3(y+2.1) | | 3x+7=61-3x | | 11x+15=4x-20 | | 2(s+1.6)-5(2-s)=-1.9 | | 6(n-1)=4.4n-2 | | 8x=90-x | | 2(x+3)=-14 | | 8z-13=7 | | 55-3x-2x=10 |