If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 5k2 + -13 + 9k + -2k2 + -15k = 0 Reorder the terms: -13 + 9k + -15k + 5k2 + -2k2 = 0 Combine like terms: 9k + -15k = -6k -13 + -6k + 5k2 + -2k2 = 0 Combine like terms: 5k2 + -2k2 = 3k2 -13 + -6k + 3k2 = 0 Solving -13 + -6k + 3k2 = 0 Solving for variable 'k'. Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -4.333333333 + -2k + k2 = 0 Move the constant term to the right: Add '4.333333333' to each side of the equation. -4.333333333 + -2k + 4.333333333 + k2 = 0 + 4.333333333 Reorder the terms: -4.333333333 + 4.333333333 + -2k + k2 = 0 + 4.333333333 Combine like terms: -4.333333333 + 4.333333333 = 0.000000000 0.000000000 + -2k + k2 = 0 + 4.333333333 -2k + k2 = 0 + 4.333333333 Combine like terms: 0 + 4.333333333 = 4.333333333 -2k + k2 = 4.333333333 The k term is -2k. Take half its coefficient (-1). Square it (1) and add it to both sides. Add '1' to each side of the equation. -2k + 1 + k2 = 4.333333333 + 1 Reorder the terms: 1 + -2k + k2 = 4.333333333 + 1 Combine like terms: 4.333333333 + 1 = 5.333333333 1 + -2k + k2 = 5.333333333 Factor a perfect square on the left side: (k + -1)(k + -1) = 5.333333333 Calculate the square root of the right side: 2.309401077 Break this problem into two subproblems by setting (k + -1) equal to 2.309401077 and -2.309401077.Subproblem 1
k + -1 = 2.309401077 Simplifying k + -1 = 2.309401077 Reorder the terms: -1 + k = 2.309401077 Solving -1 + k = 2.309401077 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + k = 2.309401077 + 1 Combine like terms: -1 + 1 = 0 0 + k = 2.309401077 + 1 k = 2.309401077 + 1 Combine like terms: 2.309401077 + 1 = 3.309401077 k = 3.309401077 Simplifying k = 3.309401077Subproblem 2
k + -1 = -2.309401077 Simplifying k + -1 = -2.309401077 Reorder the terms: -1 + k = -2.309401077 Solving -1 + k = -2.309401077 Solving for variable 'k'. Move all terms containing k to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + k = -2.309401077 + 1 Combine like terms: -1 + 1 = 0 0 + k = -2.309401077 + 1 k = -2.309401077 + 1 Combine like terms: -2.309401077 + 1 = -1.309401077 k = -1.309401077 Simplifying k = -1.309401077Solution
The solution to the problem is based on the solutions from the subproblems. k = {3.309401077, -1.309401077}
| 4x(3x+3)+7(6x+1)= | | 3b+9-6=5 | | -9/2x=18 | | 0.14x+0.07(4000-x)=357 | | -2p+2=p+8 | | 7x+7=7(x+4)-28 | | y=x^2-4x+2 | | 2(7t+1)-12=t-(t+9) | | 6-4(-2-10/-6)-12 | | 81t^2-100=-99 | | 4.9x-19.81=4.2 | | 2x+4x-2+6=30 | | -1/2x^2-x+5=0 | | y=x^2-4x+4-2 | | 3(4x+6)=46+52 | | -37+z=48 | | (5x)*6=(x+14)+(x+17)+(8x+9) | | 5d^2+2=3.8 | | 5x+6y-81=7y+102+65y | | 70=63 | | 2-10=x | | 7(10+1/2x)=175/2 | | 32+8p=-8(-2-3p) | | X/5-3=-6 | | 100*20x=280 | | x(3x+7)=26 | | 70-2m^2=0 | | I^26= | | y/5=26 | | (-13+6)+(-13+9)+(-13+3)=(-13+4)+(-13+1) | | C-10=-3 | | 4c-5(c-3)=12.5 |