If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -4 = (x + -2)(x + 2) Reorder the terms: -4 + x2 = (x + -2)(x + 2) Reorder the terms: -4 + x2 = (-2 + x)(x + 2) Reorder the terms: -4 + x2 = (-2 + x)(2 + x) Multiply (-2 + x) * (2 + x) -4 + x2 = (-2(2 + x) + x(2 + x)) -4 + x2 = ((2 * -2 + x * -2) + x(2 + x)) -4 + x2 = ((-4 + -2x) + x(2 + x)) -4 + x2 = (-4 + -2x + (2 * x + x * x)) -4 + x2 = (-4 + -2x + (2x + x2)) Combine like terms: -2x + 2x = 0 -4 + x2 = (-4 + 0 + x2) -4 + x2 = (-4 + x2) Add '4' to each side of the equation. -4 + 4 + x2 = -4 + 4 + x2 Combine like terms: -4 + 4 = 0 0 + x2 = -4 + 4 + x2 x2 = -4 + 4 + x2 Combine like terms: -4 + 4 = 0 x2 = 0 + x2 x2 = x2 Add '-1x2' to each side of the equation. x2 + -1x2 = x2 + -1x2 Combine like terms: x2 + -1x2 = 0 0 = x2 + -1x2 Combine like terms: x2 + -1x2 = 0 0 = 0 Solving 0 = 0 Couldn't find a variable to solve for. This equation is an identity, all real numbers are solutions.
| (x-1)(x^2+x+1)=x^3-1 | | 4(x-7)-6=0 | | 13s+9s+10s=352 | | -3(a+7)=-21-3a | | .4+3=.2(3x+1)-x | | 7a^2+27a-4=0 | | 4x-1=3(x-1)-5x | | 45-3x=18x | | 2.5+-10.8=-8.3 | | 5(x+1)=4(x-1)+1 | | 12-(3x+13)=0 | | 8x=2x-42 | | 35=2(4-3x)+9 | | m^2+15m=0 | | Z=-yq | | 99=8h+19 | | t=4.9t^2+27.5t+9.8 | | f(x)=-x^2+8x-17 | | (1-8*x)=ln(20) | | 8+ln(27x)=26-2ln(x) | | h(t)=-4.9t^2+27.5t+9.8 | | h(t)=4.9t^2+27.5t+9.8 | | ln(20)=1-8x | | 18+4(3x-70)=-70 | | 3b+16a=9n | | -5z+6+5.5z=-29.5 | | 1-2n=n+4 | | h=26+14.7t | | h=27+9.8t-1+4.9t | | 4e^2x-4=12 | | -2.5x-3=-16.5 | | t=4.9t^2+27t+9.8 |