If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + 7x + -0.75 = 0 Reorder the terms: -0.75 + 7x + x2 = 0 Solving -0.75 + 7x + x2 = 0 Solving for variable 'x'. Begin completing the square. Move the constant term to the right: Add '0.75' to each side of the equation. -0.75 + 7x + 0.75 + x2 = 0 + 0.75 Reorder the terms: -0.75 + 0.75 + 7x + x2 = 0 + 0.75 Combine like terms: -0.75 + 0.75 = 0.00 0.00 + 7x + x2 = 0 + 0.75 7x + x2 = 0 + 0.75 Combine like terms: 0 + 0.75 = 0.75 7x + x2 = 0.75 The x term is 7x. Take half its coefficient (3.5). Square it (12.25) and add it to both sides. Add '12.25' to each side of the equation. 7x + 12.25 + x2 = 0.75 + 12.25 Reorder the terms: 12.25 + 7x + x2 = 0.75 + 12.25 Combine like terms: 0.75 + 12.25 = 13 12.25 + 7x + x2 = 13 Factor a perfect square on the left side: (x + 3.5)(x + 3.5) = 13 Calculate the square root of the right side: 3.605551275 Break this problem into two subproblems by setting (x + 3.5) equal to 3.605551275 and -3.605551275.Subproblem 1
x + 3.5 = 3.605551275 Simplifying x + 3.5 = 3.605551275 Reorder the terms: 3.5 + x = 3.605551275 Solving 3.5 + x = 3.605551275 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3.5' to each side of the equation. 3.5 + -3.5 + x = 3.605551275 + -3.5 Combine like terms: 3.5 + -3.5 = 0.0 0.0 + x = 3.605551275 + -3.5 x = 3.605551275 + -3.5 Combine like terms: 3.605551275 + -3.5 = 0.105551275 x = 0.105551275 Simplifying x = 0.105551275Subproblem 2
x + 3.5 = -3.605551275 Simplifying x + 3.5 = -3.605551275 Reorder the terms: 3.5 + x = -3.605551275 Solving 3.5 + x = -3.605551275 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3.5' to each side of the equation. 3.5 + -3.5 + x = -3.605551275 + -3.5 Combine like terms: 3.5 + -3.5 = 0.0 0.0 + x = -3.605551275 + -3.5 x = -3.605551275 + -3.5 Combine like terms: -3.605551275 + -3.5 = -7.105551275 x = -7.105551275 Simplifying x = -7.105551275Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.105551275, -7.105551275}
| 4-3n=8-6n | | -3.25x=15.275 | | 6+12+x=180 | | x^2-6x+9=1 | | x=32/2 | | x+525=1.5x | | 4x^2-16x-3=y | | x^2-12=13 | | 3(y-12)=5y+2 | | 3x^3+20-100=0 | | 3u-11=40 | | (2+1.5y-2)2+(1.5y+3)2=16 | | y=3.8x+5.4 | | 4x-340=x-55 | | -32=-4-7(3p-22) | | 5z+45=9 | | x+1233=x | | 47x+74=567 | | x-5/7=3 | | 1080/x=30 | | x-1234=0 | | n-21=3n+9 | | 7x-29=4x+74 | | 35p+70q= | | 14n+(x+3)=10 | | -36=4u-8 | | 6(x-3)+10=3(3x-4) | | 2t-6=17 | | 1x+2=14+2x | | (2x-6)/(9x)/(5x-15)/(3) | | X=5x*3+4 | | x^4+15x^3+19x^2-70=0 |