If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying E = (3 + -1x)(3 + 2x) + 7x + -21 Multiply (3 + -1x) * (3 + 2x) E = (3(3 + 2x) + -1x * (3 + 2x)) + 7x + -21 E = ((3 * 3 + 2x * 3) + -1x * (3 + 2x)) + 7x + -21 E = ((9 + 6x) + -1x * (3 + 2x)) + 7x + -21 E = (9 + 6x + (3 * -1x + 2x * -1x)) + 7x + -21 E = (9 + 6x + (-3x + -2x2)) + 7x + -21 Combine like terms: 6x + -3x = 3x E = (9 + 3x + -2x2) + 7x + -21 Reorder the terms: E = 9 + -21 + 3x + 7x + -2x2 Combine like terms: 9 + -21 = -12 E = -12 + 3x + 7x + -2x2 Combine like terms: 3x + 7x = 10x E = -12 + 10x + -2x2 Solving E = -12 + 10x + -2x2 Solving for variable 'E'. Move all terms containing E to the left, all other terms to the right. Simplifying E = -12 + 10x + -2x2
| x-[2x-5x-1/3]=x-1/3=1/2] | | x-[2x-5x-1/3]=x-1/3+1/2] | | 4sin(x-Π/6)cos(x-Π/6) | | 2x/5-6+-3 | | 1/9t=4 | | 16x-2*1/(x*x) | | 16x-2/x^2=0 | | 16x-2/x^2 | | x^2-4y^2=271+3x+24y | | tgx/4+1=0 | | (n+3)2=-2n | | 12x1/3= | | 5x+-3=2x+9 | | 8+12a=20a | | senx+3senx=cosx | | x^5/2x^2 | | x^5+6x^1/2/2x^2 | | 2x+48=3(3x+3)-10 | | 5x+3=4(2x+3) | | -8x-21=59 | | -8x+21=59 | | 3x-36=3*(4x+3) | | 6x*4=144 | | 3(15c-1)-2=13c+3 | | 6x^4=144 | | V=4V-75 | | Y-10=3/5(x-8) | | 2X=360/4) | | 1/8(3x-5)+4=1/3(x-4) | | 5-3*0.9x=4 | | lx+4l=5x | | 36(x-4)+x^2(16+x)=0 |