If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 2 = 7x2 + -4x Reorder the terms: 2 = -4x + 7x2 Solving 2 = -4x + 7x2 Solving for variable 'x'. Reorder the terms: 2 + 4x + -7x2 = -4x + 4x + 7x2 + -7x2 Combine like terms: -4x + 4x = 0 2 + 4x + -7x2 = 0 + 7x2 + -7x2 2 + 4x + -7x2 = 7x2 + -7x2 Combine like terms: 7x2 + -7x2 = 0 2 + 4x + -7x2 = 0 Begin completing the square. Divide all terms by -7 the coefficient of the squared term: Divide each side by '-7'. -0.2857142857 + -0.5714285714x + x2 = 0 Move the constant term to the right: Add '0.2857142857' to each side of the equation. -0.2857142857 + -0.5714285714x + 0.2857142857 + x2 = 0 + 0.2857142857 Reorder the terms: -0.2857142857 + 0.2857142857 + -0.5714285714x + x2 = 0 + 0.2857142857 Combine like terms: -0.2857142857 + 0.2857142857 = 0.0000000000 0.0000000000 + -0.5714285714x + x2 = 0 + 0.2857142857 -0.5714285714x + x2 = 0 + 0.2857142857 Combine like terms: 0 + 0.2857142857 = 0.2857142857 -0.5714285714x + x2 = 0.2857142857 The x term is -0.5714285714x. Take half its coefficient (-0.2857142857). Square it (0.08163265305) and add it to both sides. Add '0.08163265305' to each side of the equation. -0.5714285714x + 0.08163265305 + x2 = 0.2857142857 + 0.08163265305 Reorder the terms: 0.08163265305 + -0.5714285714x + x2 = 0.2857142857 + 0.08163265305 Combine like terms: 0.2857142857 + 0.08163265305 = 0.36734693875 0.08163265305 + -0.5714285714x + x2 = 0.36734693875 Factor a perfect square on the left side: (x + -0.2857142857)(x + -0.2857142857) = 0.36734693875 Calculate the square root of the right side: 0.606091527 Break this problem into two subproblems by setting (x + -0.2857142857) equal to 0.606091527 and -0.606091527.Subproblem 1
x + -0.2857142857 = 0.606091527 Simplifying x + -0.2857142857 = 0.606091527 Reorder the terms: -0.2857142857 + x = 0.606091527 Solving -0.2857142857 + x = 0.606091527 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.2857142857' to each side of the equation. -0.2857142857 + 0.2857142857 + x = 0.606091527 + 0.2857142857 Combine like terms: -0.2857142857 + 0.2857142857 = 0.0000000000 0.0000000000 + x = 0.606091527 + 0.2857142857 x = 0.606091527 + 0.2857142857 Combine like terms: 0.606091527 + 0.2857142857 = 0.8918058127 x = 0.8918058127 Simplifying x = 0.8918058127Subproblem 2
x + -0.2857142857 = -0.606091527 Simplifying x + -0.2857142857 = -0.606091527 Reorder the terms: -0.2857142857 + x = -0.606091527 Solving -0.2857142857 + x = -0.606091527 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.2857142857' to each side of the equation. -0.2857142857 + 0.2857142857 + x = -0.606091527 + 0.2857142857 Combine like terms: -0.2857142857 + 0.2857142857 = 0.0000000000 0.0000000000 + x = -0.606091527 + 0.2857142857 x = -0.606091527 + 0.2857142857 Combine like terms: -0.606091527 + 0.2857142857 = -0.3203772413 x = -0.3203772413 Simplifying x = -0.3203772413Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.8918058127, -0.3203772413}
| 7(x+6)+8=7x-15 | | (x-1)-(4x+6)=8 | | 20=5(x+2) | | 4x*x+y=25 | | 5x+18=x+50 | | 17-9t=-3+16y | | 5x+18+x+50=180 | | q-20=11 | | 7+3[11+3*3]=0 | | 4(x-2)+3=-6(x+1) | | 4.4-2= | | 5a=33 | | x(-1)=1 | | 2x+4+57=6x+11 | | 5a-2=33 | | 6x*3x+2y=75 | | (5x+2)+(6x-8)= | | 156-x=u | | 2a-(a-5)=2(3-4a) | | T=LxS | | 2x^2-50=192 | | 6x^2=324+2x^2 | | 3x*2x+4y=42 | | x^2-50x+500=0 | | 76=19r | | 4+(7-8p)6= | | 10(2n-1)=-10(-5n-11) | | 8rs= | | x^4+x^2+4=80 | | 8+b/4=5 | | 9+(5-9p)-2= | | 0.4x-0.084=-0.6x-0.75 |