If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 4x2 + -85x + 357 = 0 Reorder the terms: 357 + -85x + 4x2 = 0 Solving 357 + -85x + 4x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 4 the coefficient of the squared term: Divide each side by '4'. 89.25 + -21.25x + x2 = 0 Move the constant term to the right: Add '-89.25' to each side of the equation. 89.25 + -21.25x + -89.25 + x2 = 0 + -89.25 Reorder the terms: 89.25 + -89.25 + -21.25x + x2 = 0 + -89.25 Combine like terms: 89.25 + -89.25 = 0.00 0.00 + -21.25x + x2 = 0 + -89.25 -21.25x + x2 = 0 + -89.25 Combine like terms: 0 + -89.25 = -89.25 -21.25x + x2 = -89.25 The x term is -21.25x. Take half its coefficient (-10.625). Square it (112.890625) and add it to both sides. Add '112.890625' to each side of the equation. -21.25x + 112.890625 + x2 = -89.25 + 112.890625 Reorder the terms: 112.890625 + -21.25x + x2 = -89.25 + 112.890625 Combine like terms: -89.25 + 112.890625 = 23.640625 112.890625 + -21.25x + x2 = 23.640625 Factor a perfect square on the left side: (x + -10.625)(x + -10.625) = 23.640625 Calculate the square root of the right side: 4.862162585 Break this problem into two subproblems by setting (x + -10.625) equal to 4.862162585 and -4.862162585.Subproblem 1
x + -10.625 = 4.862162585 Simplifying x + -10.625 = 4.862162585 Reorder the terms: -10.625 + x = 4.862162585 Solving -10.625 + x = 4.862162585 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '10.625' to each side of the equation. -10.625 + 10.625 + x = 4.862162585 + 10.625 Combine like terms: -10.625 + 10.625 = 0.000 0.000 + x = 4.862162585 + 10.625 x = 4.862162585 + 10.625 Combine like terms: 4.862162585 + 10.625 = 15.487162585 x = 15.487162585 Simplifying x = 15.487162585Subproblem 2
x + -10.625 = -4.862162585 Simplifying x + -10.625 = -4.862162585 Reorder the terms: -10.625 + x = -4.862162585 Solving -10.625 + x = -4.862162585 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '10.625' to each side of the equation. -10.625 + 10.625 + x = -4.862162585 + 10.625 Combine like terms: -10.625 + 10.625 = 0.000 0.000 + x = -4.862162585 + 10.625 x = -4.862162585 + 10.625 Combine like terms: -4.862162585 + 10.625 = 5.762837415 x = 5.762837415 Simplifying x = 5.762837415Solution
The solution to the problem is based on the solutions from the subproblems. x = {15.487162585, 5.762837415}
| SEDIA+MINESTRA=FINESTRA+GINESTRA | | 27n-72=171 | | -9x-19=17 | | -6-(-2)=3n-6 | | -15x+4=-26 | | (X-1)+(x+8)=10 | | 22n-171=247 | | 50-20x=0 | | 7=2/u-8 | | 497.25=(4x+20)+4(.65x) | | 12-7x=-51 | | -10*-2.4+-7=17 | | 497.25=(4x+20)+4(.65x) | | 0.00201x^2-6.67x+8666.67=0 | | -1x+7y+2y=6 | | WE*EW+U*Y+Z=Z(D+X)+S(Z+X)+TY | | 2e^4x+7=13 | | 14t(-8)=6t | | X/-3-20=-25 | | W*W=Z | | In(2x+1)=4 | | 4k+2=k | | X/-2-17=-13 | | -5(t-2)+8t=9t-9 | | G+5=20 | | 49=-21x | | 3-(7x-8)=72 | | 12(5*7+9*7)+16(12X+28Z+72Y)=Y+Y+Z(T+Y)+15(8I+9XYZ)+161Z | | x+3(2+4x)=6(x+1)+5x | | 4(x+3)-3=5(x+1)+11 | | 22GZ+66GZ=88+44+110GZ+176+242GZ | | 2.3(4+12)=x |