If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7p2 + -9p + -3 = 0 Reorder the terms: -3 + -9p + 7p2 = 0 Solving -3 + -9p + 7p2 = 0 Solving for variable 'p'. Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. -0.4285714286 + -1.285714286p + p2 = 0 Move the constant term to the right: Add '0.4285714286' to each side of the equation. -0.4285714286 + -1.285714286p + 0.4285714286 + p2 = 0 + 0.4285714286 Reorder the terms: -0.4285714286 + 0.4285714286 + -1.285714286p + p2 = 0 + 0.4285714286 Combine like terms: -0.4285714286 + 0.4285714286 = 0.0000000000 0.0000000000 + -1.285714286p + p2 = 0 + 0.4285714286 -1.285714286p + p2 = 0 + 0.4285714286 Combine like terms: 0 + 0.4285714286 = 0.4285714286 -1.285714286p + p2 = 0.4285714286 The p term is -1.285714286p. Take half its coefficient (-0.642857143). Square it (0.4132653063) and add it to both sides. Add '0.4132653063' to each side of the equation. -1.285714286p + 0.4132653063 + p2 = 0.4285714286 + 0.4132653063 Reorder the terms: 0.4132653063 + -1.285714286p + p2 = 0.4285714286 + 0.4132653063 Combine like terms: 0.4285714286 + 0.4132653063 = 0.8418367349 0.4132653063 + -1.285714286p + p2 = 0.8418367349 Factor a perfect square on the left side: (p + -0.642857143)(p + -0.642857143) = 0.8418367349 Calculate the square root of the right side: 0.917516613 Break this problem into two subproblems by setting (p + -0.642857143) equal to 0.917516613 and -0.917516613.Subproblem 1
p + -0.642857143 = 0.917516613 Simplifying p + -0.642857143 = 0.917516613 Reorder the terms: -0.642857143 + p = 0.917516613 Solving -0.642857143 + p = 0.917516613 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '0.642857143' to each side of the equation. -0.642857143 + 0.642857143 + p = 0.917516613 + 0.642857143 Combine like terms: -0.642857143 + 0.642857143 = 0.000000000 0.000000000 + p = 0.917516613 + 0.642857143 p = 0.917516613 + 0.642857143 Combine like terms: 0.917516613 + 0.642857143 = 1.560373756 p = 1.560373756 Simplifying p = 1.560373756Subproblem 2
p + -0.642857143 = -0.917516613 Simplifying p + -0.642857143 = -0.917516613 Reorder the terms: -0.642857143 + p = -0.917516613 Solving -0.642857143 + p = -0.917516613 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '0.642857143' to each side of the equation. -0.642857143 + 0.642857143 + p = -0.917516613 + 0.642857143 Combine like terms: -0.642857143 + 0.642857143 = 0.000000000 0.000000000 + p = -0.917516613 + 0.642857143 p = -0.917516613 + 0.642857143 Combine like terms: -0.917516613 + 0.642857143 = -0.27465947 p = -0.27465947 Simplifying p = -0.27465947Solution
The solution to the problem is based on the solutions from the subproblems. p = {1.560373756, -0.27465947}
| X-y+3z=13 | | X-5x+3x=13 | | 2-5x-5+7= | | -4x+3=3x+5 | | -166+11x=3x+186 | | 2x+5=26-5x | | -3x+8+7x=8 | | 4m+5L+33cg+456hL= | | 5(17)2/102 | | 8n+3=21 | | x(4-0.8x)=0 | | 2-5(x-1)+7= | | x(4-0.8)=0 | | 3w+4=-8 | | 2x+9=19-3x | | (-6/2)[(-2)(-1)] | | 82=-14x-x^2 | | 61=4x+17 | | -1+4b=6+5b | | 10+2(10)=2(10)+15 | | 7x-3+5x=6x+4-8x | | 10+2(5)=2(5)+15 | | 4y=5x+9 | | 4(2x-3)-6=5x-3 | | b/-.2=20 | | -9v-1=-10v | | 19-13=3x-15 | | 37-7x=18+12x | | 27x=32x+3 | | 20=b/-.2 | | 4r^2-15r+7=0 | | A=42x^2-6.28x^2 |