If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -9.8t2 + 20t + 35 = 0 Reorder the terms: 35 + 20t + -9.8t2 = 0 Solving 35 + 20t + -9.8t2 = 0 Solving for variable 't'. Begin completing the square. Divide all terms by -9.8 the coefficient of the squared term: Divide each side by '-9.8'. -3.571428571 + -2.040816327t + t2 = 0 Move the constant term to the right: Add '3.571428571' to each side of the equation. -3.571428571 + -2.040816327t + 3.571428571 + t2 = 0 + 3.571428571 Reorder the terms: -3.571428571 + 3.571428571 + -2.040816327t + t2 = 0 + 3.571428571 Combine like terms: -3.571428571 + 3.571428571 = 0.000000000 0.000000000 + -2.040816327t + t2 = 0 + 3.571428571 -2.040816327t + t2 = 0 + 3.571428571 Combine like terms: 0 + 3.571428571 = 3.571428571 -2.040816327t + t2 = 3.571428571 The t term is -2.040816327t. Take half its coefficient (-1.020408164). Square it (1.041232821) and add it to both sides. Add '1.041232821' to each side of the equation. -2.040816327t + 1.041232821 + t2 = 3.571428571 + 1.041232821 Reorder the terms: 1.041232821 + -2.040816327t + t2 = 3.571428571 + 1.041232821 Combine like terms: 3.571428571 + 1.041232821 = 4.612661392 1.041232821 + -2.040816327t + t2 = 4.612661392 Factor a perfect square on the left side: (t + -1.020408164)(t + -1.020408164) = 4.612661392 Calculate the square root of the right side: 2.147710733 Break this problem into two subproblems by setting (t + -1.020408164) equal to 2.147710733 and -2.147710733.Subproblem 1
t + -1.020408164 = 2.147710733 Simplifying t + -1.020408164 = 2.147710733 Reorder the terms: -1.020408164 + t = 2.147710733 Solving -1.020408164 + t = 2.147710733 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '1.020408164' to each side of the equation. -1.020408164 + 1.020408164 + t = 2.147710733 + 1.020408164 Combine like terms: -1.020408164 + 1.020408164 = 0.000000000 0.000000000 + t = 2.147710733 + 1.020408164 t = 2.147710733 + 1.020408164 Combine like terms: 2.147710733 + 1.020408164 = 3.168118897 t = 3.168118897 Simplifying t = 3.168118897Subproblem 2
t + -1.020408164 = -2.147710733 Simplifying t + -1.020408164 = -2.147710733 Reorder the terms: -1.020408164 + t = -2.147710733 Solving -1.020408164 + t = -2.147710733 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '1.020408164' to each side of the equation. -1.020408164 + 1.020408164 + t = -2.147710733 + 1.020408164 Combine like terms: -1.020408164 + 1.020408164 = 0.000000000 0.000000000 + t = -2.147710733 + 1.020408164 t = -2.147710733 + 1.020408164 Combine like terms: -2.147710733 + 1.020408164 = -1.127302569 t = -1.127302569 Simplifying t = -1.127302569Solution
The solution to the problem is based on the solutions from the subproblems. t = {3.168118897, -1.127302569}
| (2x^2)+7x+6=0 | | 7+2t-4=8t+11-2t | | 3x^2=-10 | | 17-2x=-5x+3 | | (17b-9)-4(4b+3)=-7 | | 12*6(x-1)=4*3(x+9) | | 2.5=3.3-4x | | -6x+3y=-3 | | 15n-25/25n | | x/2-2/x=1 | | y=-2x-5graph | | 4x+8=-27-3x | | y=-2x-ygraph | | 9x-10+3x=1.5x+0.5 | | -x+5x=68 | | 8x=4-32 | | -4a=-37 | | -5y-1=1+10y | | 3z/8-9=5 | | x^2+4y^2-2x=0 | | 7x-12-4x=7x-5 | | 5(6+2x)=-60 | | (3y-4z)(y+7z)= | | 14y-14y= | | -2(-7x-2)=130 | | y=0.5(9)-10 | | 2(x+3)(x+3)=8 | | -4(2x+2)=56 | | x^3-10x=51 | | 7(1x+6)=49 | | 6(.1)+x=.3(6+x) | | -3(-7x-6)=-150 |