If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 10 = 16x2 + 42x + 3.75 Reorder the terms: 10 = 3.75 + 42x + 16x2 Solving 10 = 3.75 + 42x + 16x2 Solving for variable 'x'. Combine like terms: 10 + -3.75 = 6.25 6.25 + -42x + -16x2 = 3.75 + 42x + 16x2 + -3.75 + -42x + -16x2 Reorder the terms: 6.25 + -42x + -16x2 = 3.75 + -3.75 + 42x + -42x + 16x2 + -16x2 Combine like terms: 3.75 + -3.75 = 0.00 6.25 + -42x + -16x2 = 0.00 + 42x + -42x + 16x2 + -16x2 6.25 + -42x + -16x2 = 42x + -42x + 16x2 + -16x2 Combine like terms: 42x + -42x = 0 6.25 + -42x + -16x2 = 0 + 16x2 + -16x2 6.25 + -42x + -16x2 = 16x2 + -16x2 Combine like terms: 16x2 + -16x2 = 0 6.25 + -42x + -16x2 = 0 Begin completing the square. Divide all terms by -16 the coefficient of the squared term: Divide each side by '-16'. -0.390625 + 2.625x + x2 = 0 Move the constant term to the right: Add '0.390625' to each side of the equation. -0.390625 + 2.625x + 0.390625 + x2 = 0 + 0.390625 Reorder the terms: -0.390625 + 0.390625 + 2.625x + x2 = 0 + 0.390625 Combine like terms: -0.390625 + 0.390625 = 0.000000 0.000000 + 2.625x + x2 = 0 + 0.390625 2.625x + x2 = 0 + 0.390625 Combine like terms: 0 + 0.390625 = 0.390625 2.625x + x2 = 0.390625 The x term is 2.625x. Take half its coefficient (1.3125). Square it (1.72265625) and add it to both sides. Add '1.72265625' to each side of the equation. 2.625x + 1.72265625 + x2 = 0.390625 + 1.72265625 Reorder the terms: 1.72265625 + 2.625x + x2 = 0.390625 + 1.72265625 Combine like terms: 0.390625 + 1.72265625 = 2.11328125 1.72265625 + 2.625x + x2 = 2.11328125 Factor a perfect square on the left side: (x + 1.3125)(x + 1.3125) = 2.11328125 Calculate the square root of the right side: 1.453712919 Break this problem into two subproblems by setting (x + 1.3125) equal to 1.453712919 and -1.453712919.Subproblem 1
x + 1.3125 = 1.453712919 Simplifying x + 1.3125 = 1.453712919 Reorder the terms: 1.3125 + x = 1.453712919 Solving 1.3125 + x = 1.453712919 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.3125' to each side of the equation. 1.3125 + -1.3125 + x = 1.453712919 + -1.3125 Combine like terms: 1.3125 + -1.3125 = 0.0000 0.0000 + x = 1.453712919 + -1.3125 x = 1.453712919 + -1.3125 Combine like terms: 1.453712919 + -1.3125 = 0.141212919 x = 0.141212919 Simplifying x = 0.141212919Subproblem 2
x + 1.3125 = -1.453712919 Simplifying x + 1.3125 = -1.453712919 Reorder the terms: 1.3125 + x = -1.453712919 Solving 1.3125 + x = -1.453712919 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.3125' to each side of the equation. 1.3125 + -1.3125 + x = -1.453712919 + -1.3125 Combine like terms: 1.3125 + -1.3125 = 0.0000 0.0000 + x = -1.453712919 + -1.3125 x = -1.453712919 + -1.3125 Combine like terms: -1.453712919 + -1.3125 = -2.766212919 x = -2.766212919 Simplifying x = -2.766212919Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.141212919, -2.766212919}
| 6x-70= | | 33u^8-(-3u^8)= | | 2m-2=-46m | | .125w-.875=5 | | 11w=6380 | | 0.3x^2+0.6x=36 | | 2a-3b+4a-5b=0 | | Cos(2x+70)=0.5 | | -3+-4x=89x-7 | | x^3+y^3+3z^3=0 | | 3x-11=6x+6 | | 25=x+x+x+3+7 | | .2d-1=1 | | 3x+4=2r+8 | | m(3)=-6.5x | | b*5=55 | | 10-6(x-14)=20-3(2x-25) | | .75y+.50=.50y+1.25 | | =(12x-2)(6x+5) | | 7x-62+2x=91 | | 9x-20=8x+7 | | -16x^2+6x+12= | | 2x^2=2+5x | | 36b-54=6b-6 | | 7x+3x+4+7x+3x+4= | | 6cos(2x)=5 | | 40+0.05m=25+0.10m | | 7(x-1)=2(x+6) | | 5=15/n | | 12+5=4y | | 2x^2-5x-13=13 | | 54=6x+10+20 |