If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying x2 + -8x + 16 = 7 Reorder the terms: 16 + -8x + x2 = 7 Solving 16 + -8x + x2 = 7 Solving for variable 'x'. Reorder the terms: 16 + -7 + -8x + x2 = 7 + -7 Combine like terms: 16 + -7 = 9 9 + -8x + x2 = 7 + -7 Combine like terms: 7 + -7 = 0 9 + -8x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '-9' to each side of the equation. 9 + -8x + -9 + x2 = 0 + -9 Reorder the terms: 9 + -9 + -8x + x2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -8x + x2 = 0 + -9 -8x + x2 = 0 + -9 Combine like terms: 0 + -9 = -9 -8x + x2 = -9 The x term is -8x. Take half its coefficient (-4). Square it (16) and add it to both sides. Add '16' to each side of the equation. -8x + 16 + x2 = -9 + 16 Reorder the terms: 16 + -8x + x2 = -9 + 16 Combine like terms: -9 + 16 = 7 16 + -8x + x2 = 7 Factor a perfect square on the left side: (x + -4)(x + -4) = 7 Calculate the square root of the right side: 2.645751311 Break this problem into two subproblems by setting (x + -4) equal to 2.645751311 and -2.645751311.Subproblem 1
x + -4 = 2.645751311 Simplifying x + -4 = 2.645751311 Reorder the terms: -4 + x = 2.645751311 Solving -4 + x = 2.645751311 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = 2.645751311 + 4 Combine like terms: -4 + 4 = 0 0 + x = 2.645751311 + 4 x = 2.645751311 + 4 Combine like terms: 2.645751311 + 4 = 6.645751311 x = 6.645751311 Simplifying x = 6.645751311Subproblem 2
x + -4 = -2.645751311 Simplifying x + -4 = -2.645751311 Reorder the terms: -4 + x = -2.645751311 Solving -4 + x = -2.645751311 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + x = -2.645751311 + 4 Combine like terms: -4 + 4 = 0 0 + x = -2.645751311 + 4 x = -2.645751311 + 4 Combine like terms: -2.645751311 + 4 = 1.354248689 x = 1.354248689 Simplifying x = 1.354248689Solution
The solution to the problem is based on the solutions from the subproblems. x = {6.645751311, 1.354248689}
| R+8=14 | | 7p+2=4+6p | | 4(q+3)=36 | | 2(7+3t)=t | | 3(v-2)=6v+1-3(-3v-1) | | 7-3(4x+5)=0 | | 8m=8-2m | | y=8y-50 | | x+0.4x=36 | | 4(x-3)+5=x+5(x-2) | | 2k^2-12k=14 | | 7x+13=4x-10+3x+23 | | 7x+5=5(x+3)+2x | | 2m-7(3+m)=m+3 | | 7(x-4)=x+2 | | 3x+80=x | | 2(x+5)-(x-3)=8 | | 2(6x+4)+24=32-3(16-3x)-40 | | 5m-(2+4m)=(8+m)-1 | | 2x+x=7.47 | | -5(15m-1)=2(7m-16)-y | | 3x+8(2x-6)=14x | | 3x^4-2x^2+5=0 | | 5p-7=28 | | 7x+2(2x-6)=39 | | 6(y-1)-5(y+2)=-14 | | 5x+20=3x | | 5x=8x+3 | | 8(x+6)=72 | | 5x-14y=13 | | 5x+5x=30 | | 2.3-.05x=4.8 |