0=(2.20)t+4.9t^2-10

Simple and best practice solution for 0=(2.20)t+4.9t^2-10 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 0=(2.20)t+4.9t^2-10 equation:


Simplifying
0 = (2.20) * t + 4.9t2 + -10

Reorder the terms:
0 = -10 + 2.20t + 4.9t2

Solving
0 = -10 + 2.20t + 4.9t2

Solving for variable 't'.

Combine like terms: 0 + 10 = 10
10 + -2.20t + -4.9t2 = -10 + 2.20t + 4.9t2 + 10 + -2.20t + -4.9t2

Reorder the terms:
10 + -2.20t + -4.9t2 = -10 + 10 + 2.20t + -2.20t + 4.9t2 + -4.9t2

Combine like terms: -10 + 10 = 0
10 + -2.20t + -4.9t2 = 0 + 2.20t + -2.20t + 4.9t2 + -4.9t2
10 + -2.20t + -4.9t2 = 2.20t + -2.20t + 4.9t2 + -4.9t2

Combine like terms: 2.20t + -2.20t = 0.00
10 + -2.20t + -4.9t2 = 0.00 + 4.9t2 + -4.9t2
10 + -2.20t + -4.9t2 = 4.9t2 + -4.9t2

Combine like terms: 4.9t2 + -4.9t2 = 0.0
10 + -2.20t + -4.9t2 = 0.0

Begin completing the square.  Divide all terms by
-4.9 the coefficient of the squared term: 

Divide each side by '-4.9'.
-2.040816327 + 0.4489795918t + t2 = 0

Move the constant term to the right:

Add '2.040816327' to each side of the equation.
-2.040816327 + 0.4489795918t + 2.040816327 + t2 = 0 + 2.040816327

Reorder the terms:
-2.040816327 + 2.040816327 + 0.4489795918t + t2 = 0 + 2.040816327

Combine like terms: -2.040816327 + 2.040816327 = 0.000000000
0.000000000 + 0.4489795918t + t2 = 0 + 2.040816327
0.4489795918t + t2 = 0 + 2.040816327

Combine like terms: 0 + 2.040816327 = 2.040816327
0.4489795918t + t2 = 2.040816327

The t term is 0.4489795918t.  Take half its coefficient (0.2244897959).
Square it (0.05039566846) and add it to both sides.

Add '0.05039566846' to each side of the equation.
0.4489795918t + 0.05039566846 + t2 = 2.040816327 + 0.05039566846

Reorder the terms:
0.05039566846 + 0.4489795918t + t2 = 2.040816327 + 0.05039566846

Combine like terms: 2.040816327 + 0.05039566846 = 2.09121199546
0.05039566846 + 0.4489795918t + t2 = 2.09121199546

Factor a perfect square on the left side:
(t + 0.2244897959)(t + 0.2244897959) = 2.09121199546

Calculate the square root of the right side: 1.446102346

Break this problem into two subproblems by setting 
(t + 0.2244897959) equal to 1.446102346 and -1.446102346.

Subproblem 1

t + 0.2244897959 = 1.446102346 Simplifying t + 0.2244897959 = 1.446102346 Reorder the terms: 0.2244897959 + t = 1.446102346 Solving 0.2244897959 + t = 1.446102346 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-0.2244897959' to each side of the equation. 0.2244897959 + -0.2244897959 + t = 1.446102346 + -0.2244897959 Combine like terms: 0.2244897959 + -0.2244897959 = 0.0000000000 0.0000000000 + t = 1.446102346 + -0.2244897959 t = 1.446102346 + -0.2244897959 Combine like terms: 1.446102346 + -0.2244897959 = 1.2216125501 t = 1.2216125501 Simplifying t = 1.2216125501

Subproblem 2

t + 0.2244897959 = -1.446102346 Simplifying t + 0.2244897959 = -1.446102346 Reorder the terms: 0.2244897959 + t = -1.446102346 Solving 0.2244897959 + t = -1.446102346 Solving for variable 't'. Move all terms containing t to the left, all other terms to the right. Add '-0.2244897959' to each side of the equation. 0.2244897959 + -0.2244897959 + t = -1.446102346 + -0.2244897959 Combine like terms: 0.2244897959 + -0.2244897959 = 0.0000000000 0.0000000000 + t = -1.446102346 + -0.2244897959 t = -1.446102346 + -0.2244897959 Combine like terms: -1.446102346 + -0.2244897959 = -1.6705921419 t = -1.6705921419 Simplifying t = -1.6705921419

Solution

The solution to the problem is based on the solutions from the subproblems. t = {1.2216125501, -1.6705921419}

See similar equations:

| -0.75+0.8= | | 35-n=6 | | 3(2b-1)+5=6b+2 | | 2(3r+1)=5r | | N+19=60 | | x-(-20)=52 | | 1-2x=2-x | | 8-(x+5)=5x-3 | | 10x+3=14x | | 21x^2+110x-3025=0 | | 145/10=8/c | | x^3+3x^2=4x+13 | | 28-4c= | | 6(x-7)+8=4(x-7) | | X^3+3x^2+11x+20=0 | | 4*0.1x+4.2=0.1+21.6 | | 5x-21+2x-9=180 | | x^2+26x+169-x^4=0 | | 4(2x+3)=7(3x-15) | | 27b^3+c^3=0 | | 6-(5-33a)=55a-9 | | 0=3m-3m-7/8 | | 16x^2+49y^2=0 | | v+14=41 | | 4(5x+3)=14x | | 34=2x-6(-2x+6) | | 5x-2+2=6x+8 | | 6x-15-2x=10+9x | | 79-2x=-96+5x | | -x^4+x^2+2x+1=0 | | (2w-6)(w)=6400 | | 9(4-6x)=(3-5x)-20 |

Equations solver categories