-3+5x(x+6)=37

Simple and best practice solution for -3+5x(x+6)=37 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 -3+5x(x+6)=37 equation:


Simplifying
-3 + 5x(x + 6) = 37

Reorder the terms:
-3 + 5x(6 + x) = 37
-3 + (6 * 5x + x * 5x) = 37
-3 + (30x + 5x2) = 37

Solving
-3 + 30x + 5x2 = 37

Solving for variable 'x'.

Reorder the terms:
-3 + -37 + 30x + 5x2 = 37 + -37

Combine like terms: -3 + -37 = -40
-40 + 30x + 5x2 = 37 + -37

Combine like terms: 37 + -37 = 0
-40 + 30x + 5x2 = 0

Factor out the Greatest Common Factor (GCF), '5'.
5(-8 + 6x + x2) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(-8 + 6x + x2)' equal to zero and attempt to solve: Simplifying -8 + 6x + x2 = 0 Solving -8 + 6x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '8' to each side of the equation. -8 + 6x + 8 + x2 = 0 + 8 Reorder the terms: -8 + 8 + 6x + x2 = 0 + 8 Combine like terms: -8 + 8 = 0 0 + 6x + x2 = 0 + 8 6x + x2 = 0 + 8 Combine like terms: 0 + 8 = 8 6x + x2 = 8 The x term is 6x. Take half its coefficient (3). Square it (9) and add it to both sides. Add '9' to each side of the equation. 6x + 9 + x2 = 8 + 9 Reorder the terms: 9 + 6x + x2 = 8 + 9 Combine like terms: 8 + 9 = 17 9 + 6x + x2 = 17 Factor a perfect square on the left side: (x + 3)(x + 3) = 17 Calculate the square root of the right side: 4.123105626 Break this problem into two subproblems by setting (x + 3) equal to 4.123105626 and -4.123105626.

Subproblem 1

x + 3 = 4.123105626 Simplifying x + 3 = 4.123105626 Reorder the terms: 3 + x = 4.123105626 Solving 3 + x = 4.123105626 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 4.123105626 + -3 Combine like terms: 3 + -3 = 0 0 + x = 4.123105626 + -3 x = 4.123105626 + -3 Combine like terms: 4.123105626 + -3 = 1.123105626 x = 1.123105626 Simplifying x = 1.123105626

Subproblem 2

x + 3 = -4.123105626 Simplifying x + 3 = -4.123105626 Reorder the terms: 3 + x = -4.123105626 Solving 3 + x = -4.123105626 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = -4.123105626 + -3 Combine like terms: 3 + -3 = 0 0 + x = -4.123105626 + -3 x = -4.123105626 + -3 Combine like terms: -4.123105626 + -3 = -7.123105626 x = -7.123105626 Simplifying x = -7.123105626

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.123105626, -7.123105626}

Solution

x = {1.123105626, -7.123105626}

See similar equations:

| -(-5-6x)=4(5x+3)-1 | | 15+5-20*3+7= | | 15+5-20= | | -4-5y=-4 | | 2x-10+x=14 | | x=-4+-5y | | 5t-9=-3t+7 | | 0.375f+0.5=6(0.0625f-3) | | 2a+11=1+4a | | x+5y=-4 | | 8n+1=23 | | 3k-5=7k-21 | | 3x+5+2x=20 | | 23(3x-9)=12(5x-9) | | 0.2(15x-5)=4(4x+1) | | 5m-3=3k+4 | | 3x-10=2x+30 | | 7x+2=-2+2x+14 | | 3x-9=2x+1 | | 6.8x-10-3.2x=3x-1 | | 3(x+5)-6=3x+9 | | 7x-18+1=34 | | -8x-2=-20+6x+6 | | 9(n+3)-7n=-3 | | 16x-8=36x+7 | | 9(4x-6)=2(-13-2x) | | 6x+(-21)=33+9x | | -6n=3n-6-3 | | 18-7x+1=34 | | 0.37f+0.50=6(0.0625f-3) | | 24x=36 | | 9(x-4)=5(3x-2) |

Equations solver categories