If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7x2 = 4x + -13 Reorder the terms: 7x2 = -13 + 4x Solving 7x2 = -13 + 4x Solving for variable 'x'. Reorder the terms: 13 + -4x + 7x2 = -13 + 4x + 13 + -4x Reorder the terms: 13 + -4x + 7x2 = -13 + 13 + 4x + -4x Combine like terms: -13 + 13 = 0 13 + -4x + 7x2 = 0 + 4x + -4x 13 + -4x + 7x2 = 4x + -4x Combine like terms: 4x + -4x = 0 13 + -4x + 7x2 = 0 Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. 1.857142857 + -0.5714285714x + x2 = 0 Move the constant term to the right: Add '-1.857142857' to each side of the equation. 1.857142857 + -0.5714285714x + -1.857142857 + x2 = 0 + -1.857142857 Reorder the terms: 1.857142857 + -1.857142857 + -0.5714285714x + x2 = 0 + -1.857142857 Combine like terms: 1.857142857 + -1.857142857 = 0.000000000 0.000000000 + -0.5714285714x + x2 = 0 + -1.857142857 -0.5714285714x + x2 = 0 + -1.857142857 Combine like terms: 0 + -1.857142857 = -1.857142857 -0.5714285714x + x2 = -1.857142857 The x term is -0.5714285714x. Take half its coefficient (-0.2857142857). Square it (0.08163265305) and add it to both sides. Add '0.08163265305' to each side of the equation. -0.5714285714x + 0.08163265305 + x2 = -1.857142857 + 0.08163265305 Reorder the terms: 0.08163265305 + -0.5714285714x + x2 = -1.857142857 + 0.08163265305 Combine like terms: -1.857142857 + 0.08163265305 = -1.77551020395 0.08163265305 + -0.5714285714x + x2 = -1.77551020395 Factor a perfect square on the left side: (x + -0.2857142857)(x + -0.2857142857) = -1.77551020395 Can't calculate square root of the right side. The solution to this equation could not be determined.
| 9x-3=2x-46 | | -4(6n+2)=128 | | 0.3x+1.8=0.4(x+5)-2 | | 30+(2x+7)+63=180 | | 14-6x=4x+6 | | 28.3*1.54= | | 3x-5(x-50)=-6+4x-17 | | M/8-15=27 | | 10x=8x-3(5-2x) | | 9.00+1.25y=15.25 | | 30(2x+7)+63=180 | | 10(2y+2)-4=2(84-8) | | 18=2m+8+3m | | (4x+12)(x-3)= | | 3-1/4x-5 | | 3-11=-3y+4-2y | | 29+29+2/3y+30=180 | | 4x+12(x-3)= | | (x^2)+(y^2)+12x+2y=-12 | | 5-9=12 | | -3x+4=-2-4x | | 8x+5(125-x)=790 | | 2/3y=92 | | 2x(x+2)= | | (6c+2)=5(6c+2) | | -3-2+3=-2 | | 30/x=450 | | 24/9.6 | | -9x-3y=12 | | 8-4x=16+4x | | (x+5)(x+16)= | | 6x-12+2x=7+8x-18 |