If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 0 = 1000 + -280x + 12x2 Solving 0 = 1000 + -280x + 12x2 Solving for variable 'x'. Combine like terms: 0 + -1000 = -1000 -1000 + 280x + -12x2 = 1000 + -280x + 12x2 + -1000 + 280x + -12x2 Reorder the terms: -1000 + 280x + -12x2 = 1000 + -1000 + -280x + 280x + 12x2 + -12x2 Combine like terms: 1000 + -1000 = 0 -1000 + 280x + -12x2 = 0 + -280x + 280x + 12x2 + -12x2 -1000 + 280x + -12x2 = -280x + 280x + 12x2 + -12x2 Combine like terms: -280x + 280x = 0 -1000 + 280x + -12x2 = 0 + 12x2 + -12x2 -1000 + 280x + -12x2 = 12x2 + -12x2 Combine like terms: 12x2 + -12x2 = 0 -1000 + 280x + -12x2 = 0 Factor out the Greatest Common Factor (GCF), '4'. 4(-250 + 70x + -3x2) = 0 Ignore the factor 4.Subproblem 1
Set the factor '(-250 + 70x + -3x2)' equal to zero and attempt to solve: Simplifying -250 + 70x + -3x2 = 0 Solving -250 + 70x + -3x2 = 0 Begin completing the square. Divide all terms by -3 the coefficient of the squared term: Divide each side by '-3'. 83.33333333 + -23.33333333x + x2 = 0 Move the constant term to the right: Add '-83.33333333' to each side of the equation. 83.33333333 + -23.33333333x + -83.33333333 + x2 = 0 + -83.33333333 Reorder the terms: 83.33333333 + -83.33333333 + -23.33333333x + x2 = 0 + -83.33333333 Combine like terms: 83.33333333 + -83.33333333 = 0.00000000 0.00000000 + -23.33333333x + x2 = 0 + -83.33333333 -23.33333333x + x2 = 0 + -83.33333333 Combine like terms: 0 + -83.33333333 = -83.33333333 -23.33333333x + x2 = -83.33333333 The x term is -23.33333333x. Take half its coefficient (-11.66666667). Square it (136.1111112) and add it to both sides. Add '136.1111112' to each side of the equation. -23.33333333x + 136.1111112 + x2 = -83.33333333 + 136.1111112 Reorder the terms: 136.1111112 + -23.33333333x + x2 = -83.33333333 + 136.1111112 Combine like terms: -83.33333333 + 136.1111112 = 52.77777787 136.1111112 + -23.33333333x + x2 = 52.77777787 Factor a perfect square on the left side: (x + -11.66666667)(x + -11.66666667) = 52.77777787 Calculate the square root of the right side: 7.264831579 Break this problem into two subproblems by setting (x + -11.66666667) equal to 7.264831579 and -7.264831579.Subproblem 1
x + -11.66666667 = 7.264831579 Simplifying x + -11.66666667 = 7.264831579 Reorder the terms: -11.66666667 + x = 7.264831579 Solving -11.66666667 + x = 7.264831579 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '11.66666667' to each side of the equation. -11.66666667 + 11.66666667 + x = 7.264831579 + 11.66666667 Combine like terms: -11.66666667 + 11.66666667 = 0.00000000 0.00000000 + x = 7.264831579 + 11.66666667 x = 7.264831579 + 11.66666667 Combine like terms: 7.264831579 + 11.66666667 = 18.931498249 x = 18.931498249 Simplifying x = 18.931498249Subproblem 2
x + -11.66666667 = -7.264831579 Simplifying x + -11.66666667 = -7.264831579 Reorder the terms: -11.66666667 + x = -7.264831579 Solving -11.66666667 + x = -7.264831579 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '11.66666667' to each side of the equation. -11.66666667 + 11.66666667 + x = -7.264831579 + 11.66666667 Combine like terms: -11.66666667 + 11.66666667 = 0.00000000 0.00000000 + x = -7.264831579 + 11.66666667 x = -7.264831579 + 11.66666667 Combine like terms: -7.264831579 + 11.66666667 = 4.401835091 x = 4.401835091 Simplifying x = 4.401835091Solution
The solution to the problem is based on the solutions from the subproblems. x = {18.931498249, 4.401835091}Solution
x = {18.931498249, 4.401835091}
| 5.4(3k-12)+3.2(2k+6)=-126 | | 1/3(v-2q)=2v+3 | | 6g+7=2g-5 | | 18-r=20 | | 2/3n+6=15 | | 2/5y+3=-7 | | 50+4+15x=140 | | -3(4t-w)=4t | | 2.58y-7=12.85y-2 | | 2/5(x-5)=4/9 | | -7v+8(v+11)=v-57 | | G=3(t-s) | | w+10=5 | | 6x+7+x=-56 | | 5(-3-y)+2y=9 | | 4x+18+1=14 | | 9/5/32 | | 0.5y+2=0.8-0.3y | | 8-d=-3d+4 | | -7(1+4b)=-8(b-3)+11b | | y/4-3=11 | | F=9/3C+32 | | -13/15= | | 12(x+3)=4(2x+9)+4k | | -7+b=-5 | | f(-2)=3 | | 2(3x+4)(x-8)=3(4x+2)-7x+10 | | y=-4.9x^2+68x | | 4a+1b=15.5 | | a+by+c-d=8 | | 0.7x+[0.1*(100-x)]=22 | | -6+8-4x=-24 |