If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying a2 + -4a = 4 Reorder the terms: -4a + a2 = 4 Solving -4a + a2 = 4 Solving for variable 'a'. Reorder the terms: -4 + -4a + a2 = 4 + -4 Combine like terms: 4 + -4 = 0 -4 + -4a + a2 = 0 Begin completing the square. Move the constant term to the right: Add '4' to each side of the equation. -4 + -4a + 4 + a2 = 0 + 4 Reorder the terms: -4 + 4 + -4a + a2 = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -4a + a2 = 0 + 4 -4a + a2 = 0 + 4 Combine like terms: 0 + 4 = 4 -4a + a2 = 4 The a term is -4a. Take half its coefficient (-2). Square it (4) and add it to both sides. Add '4' to each side of the equation. -4a + 4 + a2 = 4 + 4 Reorder the terms: 4 + -4a + a2 = 4 + 4 Combine like terms: 4 + 4 = 8 4 + -4a + a2 = 8 Factor a perfect square on the left side: (a + -2)(a + -2) = 8 Calculate the square root of the right side: 2.828427125 Break this problem into two subproblems by setting (a + -2) equal to 2.828427125 and -2.828427125.Subproblem 1
a + -2 = 2.828427125 Simplifying a + -2 = 2.828427125 Reorder the terms: -2 + a = 2.828427125 Solving -2 + a = 2.828427125 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + a = 2.828427125 + 2 Combine like terms: -2 + 2 = 0 0 + a = 2.828427125 + 2 a = 2.828427125 + 2 Combine like terms: 2.828427125 + 2 = 4.828427125 a = 4.828427125 Simplifying a = 4.828427125Subproblem 2
a + -2 = -2.828427125 Simplifying a + -2 = -2.828427125 Reorder the terms: -2 + a = -2.828427125 Solving -2 + a = -2.828427125 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + a = -2.828427125 + 2 Combine like terms: -2 + 2 = 0 0 + a = -2.828427125 + 2 a = -2.828427125 + 2 Combine like terms: -2.828427125 + 2 = -0.828427125 a = -0.828427125 Simplifying a = -0.828427125Solution
The solution to the problem is based on the solutions from the subproblems. a = {4.828427125, -0.828427125}
| (5x-2)(3x^2-4x-9)=0 | | 6x-32=4-3x | | 3/4x+7=74 | | 4(-8x+5)=32x-36 | | 28x^2-11x-24=0 | | 24x^3-2x^2-15=0 | | 3/4x=74-7 | | -200-2x=70+7x | | 5x=415 | | 389+x=402 | | -77-7x=5x+115 | | 20-(2x+5)=x+18 | | 67x=938 | | 9x-29=59+5x | | z=17+2x+2y | | 83-4x=43 | | 14x^2+15x-5=0 | | -6x-33=27-8x | | 3x-199=-10x+74 | | 4x-2(x+1)=2(x-5) | | 0.3c=3 | | 0.25c=3 | | 10-4x=-3(x+2) | | 1.16+4x(7+8)-3= | | 4(2x-1)=2(x+4) | | 5x-13=2x+1 | | 31-x=29 | | 34-7x=20 | | 5(x-19)=200 | | 7(x+34)=259 | | y^2-12y-11=0 | | 19x+14=56 |