If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -4.9x2 + 27x + 2.4 = 0 Reorder the terms: 2.4 + 27x + -4.9x2 = 0 Solving 2.4 + 27x + -4.9x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by -4.9 the coefficient of the squared term: Divide each side by '-4.9'. -0.4897959184 + -5.510204082x + x2 = 0 Move the constant term to the right: Add '0.4897959184' to each side of the equation. -0.4897959184 + -5.510204082x + 0.4897959184 + x2 = 0 + 0.4897959184 Reorder the terms: -0.4897959184 + 0.4897959184 + -5.510204082x + x2 = 0 + 0.4897959184 Combine like terms: -0.4897959184 + 0.4897959184 = 0.0000000000 0.0000000000 + -5.510204082x + x2 = 0 + 0.4897959184 -5.510204082x + x2 = 0 + 0.4897959184 Combine like terms: 0 + 0.4897959184 = 0.4897959184 -5.510204082x + x2 = 0.4897959184 The x term is -5.510204082x. Take half its coefficient (-2.755102041). Square it (7.590587256) and add it to both sides. Add '7.590587256' to each side of the equation. -5.510204082x + 7.590587256 + x2 = 0.4897959184 + 7.590587256 Reorder the terms: 7.590587256 + -5.510204082x + x2 = 0.4897959184 + 7.590587256 Combine like terms: 0.4897959184 + 7.590587256 = 8.0803831744 7.590587256 + -5.510204082x + x2 = 8.0803831744 Factor a perfect square on the left side: (x + -2.755102041)(x + -2.755102041) = 8.0803831744 Calculate the square root of the right side: 2.84260148 Break this problem into two subproblems by setting (x + -2.755102041) equal to 2.84260148 and -2.84260148.Subproblem 1
x + -2.755102041 = 2.84260148 Simplifying x + -2.755102041 = 2.84260148 Reorder the terms: -2.755102041 + x = 2.84260148 Solving -2.755102041 + x = 2.84260148 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.755102041' to each side of the equation. -2.755102041 + 2.755102041 + x = 2.84260148 + 2.755102041 Combine like terms: -2.755102041 + 2.755102041 = 0.000000000 0.000000000 + x = 2.84260148 + 2.755102041 x = 2.84260148 + 2.755102041 Combine like terms: 2.84260148 + 2.755102041 = 5.597703521 x = 5.597703521 Simplifying x = 5.597703521Subproblem 2
x + -2.755102041 = -2.84260148 Simplifying x + -2.755102041 = -2.84260148 Reorder the terms: -2.755102041 + x = -2.84260148 Solving -2.755102041 + x = -2.84260148 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.755102041' to each side of the equation. -2.755102041 + 2.755102041 + x = -2.84260148 + 2.755102041 Combine like terms: -2.755102041 + 2.755102041 = 0.000000000 0.000000000 + x = -2.84260148 + 2.755102041 x = -2.84260148 + 2.755102041 Combine like terms: -2.84260148 + 2.755102041 = -0.087499439 x = -0.087499439 Simplifying x = -0.087499439Solution
The solution to the problem is based on the solutions from the subproblems. x = {5.597703521, -0.087499439}
| -(7x-4)=32 | | -46-(-24)=x/10 | | 3m+(m-10)=90 | | 2r^2-12r=0 | | 35+4y-14=16y-14-5y | | x=8y+9 | | 10+2.5(p-1)=100 | | 15+6x=x-7-8 | | C=-3D+5F+-1G+-1I+1b+-1f | | 0.30(x+50.00)=24.96 | | x^2+28x-1040=0 | | 4(2x+3)=26+6 | | 5x=-4+5x | | 6-(4y-7)=1-5y | | 3D+(b+I+C+f+G)=2b+5F | | 130-x/3 | | 2g=f | | 1-2ln(x)=3 | | 1-2lnx=3 | | 5(2x-1)=26+3(x-3) | | 3u^2+40-4=0 | | 9x-(-12)=10x-3 | | p(x)=202x-550-x^2 | | 5a+11a-6=74 | | 3x^2(x-6)(x+8)=0 | | 4(u+4)-7u=1 | | -10x^2+31x-15=0 | | x^3=27/216 | | x^2-22x+2=8 | | (-28-56/3x)/-5=28 | | 111-w=261 | | 3.9x-5=2.9x |