3x(5x-2)=24

Simple and best practice solution for 3x(5x-2)=24 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 3x(5x-2)=24 equation:


Simplifying
3x(5x + -2) = 24

Reorder the terms:
3x(-2 + 5x) = 24
(-2 * 3x + 5x * 3x) = 24
(-6x + 15x2) = 24

Solving
-6x + 15x2 = 24

Solving for variable 'x'.

Reorder the terms:
-24 + -6x + 15x2 = 24 + -24

Combine like terms: 24 + -24 = 0
-24 + -6x + 15x2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-8 + -2x + 5x2) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-8 + -2x + 5x2)' equal to zero and attempt to solve: Simplifying -8 + -2x + 5x2 = 0 Solving -8 + -2x + 5x2 = 0 Begin completing the square. Divide all terms by 5 the coefficient of the squared term: Divide each side by '5'. -1.6 + -0.4x + x2 = 0 Move the constant term to the right: Add '1.6' to each side of the equation. -1.6 + -0.4x + 1.6 + x2 = 0 + 1.6 Reorder the terms: -1.6 + 1.6 + -0.4x + x2 = 0 + 1.6 Combine like terms: -1.6 + 1.6 = 0.0 0.0 + -0.4x + x2 = 0 + 1.6 -0.4x + x2 = 0 + 1.6 Combine like terms: 0 + 1.6 = 1.6 -0.4x + x2 = 1.6 The x term is -0.4x. Take half its coefficient (-0.2). Square it (0.04) and add it to both sides. Add '0.04' to each side of the equation. -0.4x + 0.04 + x2 = 1.6 + 0.04 Reorder the terms: 0.04 + -0.4x + x2 = 1.6 + 0.04 Combine like terms: 1.6 + 0.04 = 1.64 0.04 + -0.4x + x2 = 1.64 Factor a perfect square on the left side: (x + -0.2)(x + -0.2) = 1.64 Calculate the square root of the right side: 1.280624847 Break this problem into two subproblems by setting (x + -0.2) equal to 1.280624847 and -1.280624847.

Subproblem 1

x + -0.2 = 1.280624847 Simplifying x + -0.2 = 1.280624847 Reorder the terms: -0.2 + x = 1.280624847 Solving -0.2 + x = 1.280624847 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.2' to each side of the equation. -0.2 + 0.2 + x = 1.280624847 + 0.2 Combine like terms: -0.2 + 0.2 = 0.0 0.0 + x = 1.280624847 + 0.2 x = 1.280624847 + 0.2 Combine like terms: 1.280624847 + 0.2 = 1.480624847 x = 1.480624847 Simplifying x = 1.480624847

Subproblem 2

x + -0.2 = -1.280624847 Simplifying x + -0.2 = -1.280624847 Reorder the terms: -0.2 + x = -1.280624847 Solving -0.2 + x = -1.280624847 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.2' to each side of the equation. -0.2 + 0.2 + x = -1.280624847 + 0.2 Combine like terms: -0.2 + 0.2 = 0.0 0.0 + x = -1.280624847 + 0.2 x = -1.280624847 + 0.2 Combine like terms: -1.280624847 + 0.2 = -1.080624847 x = -1.080624847 Simplifying x = -1.080624847

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.480624847, -1.080624847}

Solution

x = {1.480624847, -1.080624847}

See similar equations:

| 8/5y-6=58 | | (1/x^2)-2 | | 640+32(h-40)=1120 | | E=220+0.05S | | -14x+2(3x-7)=-20-7x | | -14+2(3x-7)=-20-7x | | 6x+6=9x-18 | | 7p-75=6p-59 | | 7p+75=6p-59 | | 8(x+2)+6=-34 | | -0.714x+0.15-0.19x^7=0 | | 6x-4x+9=21 | | -0.714x+0.15-0.19x^3=0 | | 56x-1=12-3x | | b+9=6b+4 | | 5p-22=2p+17 | | (2x-1)(x-3)-(x-1)(x-3)=0 | | 7p-5=120 | | 21-12x-10-3x= | | 5p-22=60 | | 7c+48=2c+58 | | 8z+12=10z | | 7(x+9)=9+7x+11 | | 8z+12=19z | | -4x((2-x)^(1/2))=0 | | -4x(sqrt(2-x))=0 | | 6(z+5)+4=-11-10(z-5) | | 10x-6x-19+11= | | 6x^5-16x^3-6x^2+6x+2=0 | | Y-8.5=2.7 | | 5x+3y=8000 | | x^4-3x^3-22x^2-30x-12=0 |

Equations solver categories