4.9x^2+34.3x+1.5=50.5

Simple and best practice solution for 4.9x^2+34.3x+1.5=50.5 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 4.9x^2+34.3x+1.5=50.5 equation:


Simplifying
4.9x2 + 34.3x + 1.5 = 50.5

Reorder the terms:
1.5 + 34.3x + 4.9x2 = 50.5

Solving
1.5 + 34.3x + 4.9x2 = 50.5

Solving for variable 'x'.

Reorder the terms:
1.5 + -50.5 + 34.3x + 4.9x2 = 50.5 + -50.5

Combine like terms: 1.5 + -50.5 = -49
-49 + 34.3x + 4.9x2 = 50.5 + -50.5

Combine like terms: 50.5 + -50.5 = 0.0
-49 + 34.3x + 4.9x2 = 0.0

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

Divide each side by '4.9'.
-10 + 7x + x2 = 0

Move the constant term to the right:

Add '10' to each side of the equation.
-10 + 7x + 10 + x2 = 0 + 10

Reorder the terms:
-10 + 10 + 7x + x2 = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 7x + x2 = 0 + 10
7x + x2 = 0 + 10

Combine like terms: 0 + 10 = 10
7x + x2 = 10

The x term is 7x.  Take half its coefficient (3.5).
Square it (12.25) and add it to both sides.

Add '12.25' to each side of the equation.
7x + 12.25 + x2 = 10 + 12.25

Reorder the terms:
12.25 + 7x + x2 = 10 + 12.25

Combine like terms: 10 + 12.25 = 22.25
12.25 + 7x + x2 = 22.25

Factor a perfect square on the left side:
(x + 3.5)(x + 3.5) = 22.25

Calculate the square root of the right side: 4.716990566

Break this problem into two subproblems by setting 
(x + 3.5) equal to 4.716990566 and -4.716990566.

Subproblem 1

x + 3.5 = 4.716990566 Simplifying x + 3.5 = 4.716990566 Reorder the terms: 3.5 + x = 4.716990566 Solving 3.5 + x = 4.716990566 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3.5' to each side of the equation. 3.5 + -3.5 + x = 4.716990566 + -3.5 Combine like terms: 3.5 + -3.5 = 0.0 0.0 + x = 4.716990566 + -3.5 x = 4.716990566 + -3.5 Combine like terms: 4.716990566 + -3.5 = 1.216990566 x = 1.216990566 Simplifying x = 1.216990566

Subproblem 2

x + 3.5 = -4.716990566 Simplifying x + 3.5 = -4.716990566 Reorder the terms: 3.5 + x = -4.716990566 Solving 3.5 + x = -4.716990566 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3.5' to each side of the equation. 3.5 + -3.5 + x = -4.716990566 + -3.5 Combine like terms: 3.5 + -3.5 = 0.0 0.0 + x = -4.716990566 + -3.5 x = -4.716990566 + -3.5 Combine like terms: -4.716990566 + -3.5 = -8.216990566 x = -8.216990566 Simplifying x = -8.216990566

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.216990566, -8.216990566}

See similar equations:

| 9x+5+10a=6 | | X^3=162754 | | x^2+36=4+4x+x^2 | | x+(2+x)+6=180 | | X^2=162754 | | y-30=9x | | 2000+50(200q-100)=2500q+750 | | p2/7=12 | | y=16x+12 | | -2-5X=5 | | 6(x-4)=40-2x | | l=300/x | | 5x-6=138-11x | | 10x-3=6x+4 | | 36x-4x^2=38.75 | | e^6x+e^4x-16=0 | | 1/2(4x) | | 28x+50=-87 | | p=2d+2cford | | 8+10(x-2)=15x-5(x+4) | | .15(s+2000)=3300 | | (2)/(6x-3)=5/4 | | 31+x=307 | | (2)(6x-3)=5/4 | | (2a^2-4a+3)+(6a^2+4a-3)= | | 80+x=188 | | 4/r=7/3 | | (15x+4)+(10x+1)=180 | | 15+0.75m=13+0.50m | | -8.1+3k=2+5k | | 18-3.9y=20.6 | | 4.00+20.00=20 |

Equations solver categories