If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 0 = -4.9x2 + 12x + 69 Reorder the terms: 0 = 69 + 12x + -4.9x2 Solving 0 = 69 + 12x + -4.9x2 Solving for variable 'x'. Combine like terms: 0 + -69 = -69 -69 + -12x + 4.9x2 = 69 + 12x + -4.9x2 + -69 + -12x + 4.9x2 Reorder the terms: -69 + -12x + 4.9x2 = 69 + -69 + 12x + -12x + -4.9x2 + 4.9x2 Combine like terms: 69 + -69 = 0 -69 + -12x + 4.9x2 = 0 + 12x + -12x + -4.9x2 + 4.9x2 -69 + -12x + 4.9x2 = 12x + -12x + -4.9x2 + 4.9x2 Combine like terms: 12x + -12x = 0 -69 + -12x + 4.9x2 = 0 + -4.9x2 + 4.9x2 -69 + -12x + 4.9x2 = -4.9x2 + 4.9x2 Combine like terms: -4.9x2 + 4.9x2 = 0.0 -69 + -12x + 4.9x2 = 0.0 Begin completing the square. Divide all terms by 4.9 the coefficient of the squared term: Divide each side by '4.9'. -14.08163265 + -2.448979592x + x2 = 0 Move the constant term to the right: Add '14.08163265' to each side of the equation. -14.08163265 + -2.448979592x + 14.08163265 + x2 = 0 + 14.08163265 Reorder the terms: -14.08163265 + 14.08163265 + -2.448979592x + x2 = 0 + 14.08163265 Combine like terms: -14.08163265 + 14.08163265 = 0.00000000 0.00000000 + -2.448979592x + x2 = 0 + 14.08163265 -2.448979592x + x2 = 0 + 14.08163265 Combine like terms: 0 + 14.08163265 = 14.08163265 -2.448979592x + x2 = 14.08163265 The x term is -2.448979592x. Take half its coefficient (-1.224489796). Square it (1.499375261) and add it to both sides. Add '1.499375261' to each side of the equation. -2.448979592x + 1.499375261 + x2 = 14.08163265 + 1.499375261 Reorder the terms: 1.499375261 + -2.448979592x + x2 = 14.08163265 + 1.499375261 Combine like terms: 14.08163265 + 1.499375261 = 15.581007911 1.499375261 + -2.448979592x + x2 = 15.581007911 Factor a perfect square on the left side: (x + -1.224489796)(x + -1.224489796) = 15.581007911 Calculate the square root of the right side: 3.947278545 Break this problem into two subproblems by setting (x + -1.224489796) equal to 3.947278545 and -3.947278545.Subproblem 1
x + -1.224489796 = 3.947278545 Simplifying x + -1.224489796 = 3.947278545 Reorder the terms: -1.224489796 + x = 3.947278545 Solving -1.224489796 + x = 3.947278545 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.224489796' to each side of the equation. -1.224489796 + 1.224489796 + x = 3.947278545 + 1.224489796 Combine like terms: -1.224489796 + 1.224489796 = 0.000000000 0.000000000 + x = 3.947278545 + 1.224489796 x = 3.947278545 + 1.224489796 Combine like terms: 3.947278545 + 1.224489796 = 5.171768341 x = 5.171768341 Simplifying x = 5.171768341Subproblem 2
x + -1.224489796 = -3.947278545 Simplifying x + -1.224489796 = -3.947278545 Reorder the terms: -1.224489796 + x = -3.947278545 Solving -1.224489796 + x = -3.947278545 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.224489796' to each side of the equation. -1.224489796 + 1.224489796 + x = -3.947278545 + 1.224489796 Combine like terms: -1.224489796 + 1.224489796 = 0.000000000 0.000000000 + x = -3.947278545 + 1.224489796 x = -3.947278545 + 1.224489796 Combine like terms: -3.947278545 + 1.224489796 = -2.722788749 x = -2.722788749 Simplifying x = -2.722788749Solution
The solution to the problem is based on the solutions from the subproblems. x = {5.171768341, -2.722788749}
| 24-12-4v=4 | | 24-12+4v=4 | | 500=x+5x | | y=12x+42 | | 5x^2+4x+26=0 | | 12ax+3xz+4ay+yz= | | 0.0000000000081=0.89208x^2+2x^3 | | 0=-4.9x^2+12t+69 | | 15x+24= | | x-2.25x-2.25=0 | | 6x=136 | | -.8z=-8 | | 4y+63=y | | 20x+5y=1150 | | 13x+80= | | -1.25y=-10 | | 15=10y | | 8k+15=15+8k | | 10*2+5+4*2=-7 | | 14x=7(5) | | (2j+5)(j-3)(4j-3)= | | 10p+5+4p=-7 | | .90x+.05(18-x)=.10(-42) | | 2(3x+1)=8x-5-2x | | x^2-3160x+1279000=0 | | x^2-3160+1279000=0 | | 5x-4+4x+1+4x+1=180 | | 5-3(x+5)=6-(4x+4) | | -4v^2=7v | | 24x-21x=36 | | 4x+12+6x-14+4x+12+6x-14=360 | | 24x-21x=4 |