If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7X2 + 16X = 8 Reorder the terms: 16X + 7X2 = 8 Solving 16X + 7X2 = 8 Solving for variable 'X'. Reorder the terms: -8 + 16X + 7X2 = 8 + -8 Combine like terms: 8 + -8 = 0 -8 + 16X + 7X2 = 0 Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. -1.142857143 + 2.285714286X + X2 = 0 Move the constant term to the right: Add '1.142857143' to each side of the equation. -1.142857143 + 2.285714286X + 1.142857143 + X2 = 0 + 1.142857143 Reorder the terms: -1.142857143 + 1.142857143 + 2.285714286X + X2 = 0 + 1.142857143 Combine like terms: -1.142857143 + 1.142857143 = 0.000000000 0.000000000 + 2.285714286X + X2 = 0 + 1.142857143 2.285714286X + X2 = 0 + 1.142857143 Combine like terms: 0 + 1.142857143 = 1.142857143 2.285714286X + X2 = 1.142857143 The X term is 2.285714286X. Take half its coefficient (1.142857143). Square it (1.306122449) and add it to both sides. Add '1.306122449' to each side of the equation. 2.285714286X + 1.306122449 + X2 = 1.142857143 + 1.306122449 Reorder the terms: 1.306122449 + 2.285714286X + X2 = 1.142857143 + 1.306122449 Combine like terms: 1.142857143 + 1.306122449 = 2.448979592 1.306122449 + 2.285714286X + X2 = 2.448979592 Factor a perfect square on the left side: (X + 1.142857143)(X + 1.142857143) = 2.448979592 Calculate the square root of the right side: 1.564921593 Break this problem into two subproblems by setting (X + 1.142857143) equal to 1.564921593 and -1.564921593.Subproblem 1
X + 1.142857143 = 1.564921593 Simplifying X + 1.142857143 = 1.564921593 Reorder the terms: 1.142857143 + X = 1.564921593 Solving 1.142857143 + X = 1.564921593 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-1.142857143' to each side of the equation. 1.142857143 + -1.142857143 + X = 1.564921593 + -1.142857143 Combine like terms: 1.142857143 + -1.142857143 = 0.000000000 0.000000000 + X = 1.564921593 + -1.142857143 X = 1.564921593 + -1.142857143 Combine like terms: 1.564921593 + -1.142857143 = 0.42206445 X = 0.42206445 Simplifying X = 0.42206445Subproblem 2
X + 1.142857143 = -1.564921593 Simplifying X + 1.142857143 = -1.564921593 Reorder the terms: 1.142857143 + X = -1.564921593 Solving 1.142857143 + X = -1.564921593 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-1.142857143' to each side of the equation. 1.142857143 + -1.142857143 + X = -1.564921593 + -1.142857143 Combine like terms: 1.142857143 + -1.142857143 = 0.000000000 0.000000000 + X = -1.564921593 + -1.142857143 X = -1.564921593 + -1.142857143 Combine like terms: -1.564921593 + -1.142857143 = -2.707778736 X = -2.707778736 Simplifying X = -2.707778736Solution
The solution to the problem is based on the solutions from the subproblems. X = {0.42206445, -2.707778736}
| -11-4=9/4 | | 5x^2-9x^3=0 | | 20a^2=-12a+8 | | .4(2x+.5)=3(.2x+-2)-4 | | 100y^2-600y+800=0 | | 7(r+2+2s)= | | 2tanx+4=6 | | p=0.2(200+X) | | 9y+6y^3=0 | | 3/5=7/10 | | 4x(x-3)-3x(x-3)=4 | | (2b^2-12b)/(b-12) | | -y^2+3y+12=0 | | 28x^2-31x-13=0 | | (a-2)(a+1)=-2a | | 24-12= | | X^101=100 | | 4x-75=x | | 4c-75=x | | 22-(-19)+5-(-3)= | | 15y^3=7y^2+4y | | x^3+2x^2+5x+6=0 | | 13n^2-7n=0 | | 8(11+5y)-5y=10 | | y=-1/3(3)-6 | | 8-3s=-9+7 | | v/2-3=67 | | v-(1/4)=(-7/8) | | 4y^3+y^2-5y=0 | | y=-1/3(0)-6 | | 2(x^2-6)=0 | | y=-1/3(-3)-6 |