0.3x-1=1x(x+30)

Simple and best practice solution for 0.3x-1=1x(x+30) 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 0.3x-1=1x(x+30) equation:


Simplifying
0.3x + -1 = 1x(x + 30)

Reorder the terms:
-1 + 0.3x = 1x(x + 30)

Reorder the terms:
-1 + 0.3x = 1x(30 + x)
-1 + 0.3x = (30 * 1x + x * 1x)
-1 + 0.3x = (30x + 1x2)

Solving
-1 + 0.3x = 30x + 1x2

Solving for variable 'x'.

Combine like terms: 0.3x + -30x = -29.7x
-1 + -29.7x + -1x2 = 30x + 1x2 + -30x + -1x2

Reorder the terms:
-1 + -29.7x + -1x2 = 30x + -30x + 1x2 + -1x2

Combine like terms: 30x + -30x = 0
-1 + -29.7x + -1x2 = 0 + 1x2 + -1x2
-1 + -29.7x + -1x2 = 1x2 + -1x2

Combine like terms: 1x2 + -1x2 = 0
-1 + -29.7x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
1 + 29.7x + x2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + 29.7x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + 29.7x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 29.7x + x2 = 0 + -1
29.7x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
29.7x + x2 = -1

The x term is 29.7x.  Take half its coefficient (14.85).
Square it (220.5225) and add it to both sides.

Add '220.5225' to each side of the equation.
29.7x + 220.5225 + x2 = -1 + 220.5225

Reorder the terms:
220.5225 + 29.7x + x2 = -1 + 220.5225

Combine like terms: -1 + 220.5225 = 219.5225
220.5225 + 29.7x + x2 = 219.5225

Factor a perfect square on the left side:
(x + 14.85)(x + 14.85) = 219.5225

Calculate the square root of the right side: 14.816291709

Break this problem into two subproblems by setting 
(x + 14.85) equal to 14.816291709 and -14.816291709.

Subproblem 1

x + 14.85 = 14.816291709 Simplifying x + 14.85 = 14.816291709 Reorder the terms: 14.85 + x = 14.816291709 Solving 14.85 + x = 14.816291709 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-14.85' to each side of the equation. 14.85 + -14.85 + x = 14.816291709 + -14.85 Combine like terms: 14.85 + -14.85 = 0.00 0.00 + x = 14.816291709 + -14.85 x = 14.816291709 + -14.85 Combine like terms: 14.816291709 + -14.85 = -0.033708291 x = -0.033708291 Simplifying x = -0.033708291

Subproblem 2

x + 14.85 = -14.816291709 Simplifying x + 14.85 = -14.816291709 Reorder the terms: 14.85 + x = -14.816291709 Solving 14.85 + x = -14.816291709 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-14.85' to each side of the equation. 14.85 + -14.85 + x = -14.816291709 + -14.85 Combine like terms: 14.85 + -14.85 = 0.00 0.00 + x = -14.816291709 + -14.85 x = -14.816291709 + -14.85 Combine like terms: -14.816291709 + -14.85 = -29.666291709 x = -29.666291709 Simplifying x = -29.666291709

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.033708291, -29.666291709}

See similar equations:

| 6y-15x=135 | | 6(4x-4)-5(3x-7)=4(2x+3)-5 | | 9x-7=11+3x | | 5x-(9x+14)=6-(14x-9) | | 7x-8=-20+x | | Z=.333tb | | Z=.333xb | | 7a-3a+7=-3a+119-9a | | (5x^2-15)=(4x^2-2x) | | (5x^2-24)=(4x^2-5x) | | 5(2x-10)-4(x-5)=0 | | F(x)=8x^2-9 | | -25x^3-16x=0 | | x^2+y^2+6x-4y+61=0 | | 3t(t+1)=2(5t+1) | | -6(2u-6)+2u=6(u+5) | | (5k-6)(3k-3)= | | (5x-3)2=36 | | 7/18=-y/9 | | (8-7i)(9+8i)= | | 7(w-3)-5=-2(-2w+9)-9w | | 3x+y=173 | | 2(x-3)-2=-18 | | -4(v+1)=8v-6+2(3v+8) | | -y=-2x-3 | | -16t^2+24t+864=432 | | 4x-60=X+5+X+5 | | -16t^2+24t+864=0 | | X-7y=11fory | | 3+3x(2)=24 | | 3(2x-1)=2x-8 | | -1/2x-5=-12 |

Equations solver categories