7x(5x-19)=35

Simple and best practice solution for 7x(5x-19)=35 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 7x(5x-19)=35 equation:


Simplifying
7x(5x + -19) = 35

Reorder the terms:
7x(-19 + 5x) = 35
(-19 * 7x + 5x * 7x) = 35
(-133x + 35x2) = 35

Solving
-133x + 35x2 = 35

Solving for variable 'x'.

Reorder the terms:
-35 + -133x + 35x2 = 35 + -35

Combine like terms: 35 + -35 = 0
-35 + -133x + 35x2 = 0

Factor out the Greatest Common Factor (GCF), '7'.
7(-5 + -19x + 5x2) = 0

Ignore the factor 7.

Subproblem 1

Set the factor '(-5 + -19x + 5x2)' equal to zero and attempt to solve: Simplifying -5 + -19x + 5x2 = 0 Solving -5 + -19x + 5x2 = 0 Begin completing the square. Divide all terms by 5 the coefficient of the squared term: Divide each side by '5'. -1 + -3.8x + x2 = 0 Move the constant term to the right: Add '1' to each side of the equation. -1 + -3.8x + 1 + x2 = 0 + 1 Reorder the terms: -1 + 1 + -3.8x + x2 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -3.8x + x2 = 0 + 1 -3.8x + x2 = 0 + 1 Combine like terms: 0 + 1 = 1 -3.8x + x2 = 1 The x term is -3.8x. Take half its coefficient (-1.9). Square it (3.61) and add it to both sides. Add '3.61' to each side of the equation. -3.8x + 3.61 + x2 = 1 + 3.61 Reorder the terms: 3.61 + -3.8x + x2 = 1 + 3.61 Combine like terms: 1 + 3.61 = 4.61 3.61 + -3.8x + x2 = 4.61 Factor a perfect square on the left side: (x + -1.9)(x + -1.9) = 4.61 Calculate the square root of the right side: 2.147091055 Break this problem into two subproblems by setting (x + -1.9) equal to 2.147091055 and -2.147091055.

Subproblem 1

x + -1.9 = 2.147091055 Simplifying x + -1.9 = 2.147091055 Reorder the terms: -1.9 + x = 2.147091055 Solving -1.9 + x = 2.147091055 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.9' to each side of the equation. -1.9 + 1.9 + x = 2.147091055 + 1.9 Combine like terms: -1.9 + 1.9 = 0.0 0.0 + x = 2.147091055 + 1.9 x = 2.147091055 + 1.9 Combine like terms: 2.147091055 + 1.9 = 4.047091055 x = 4.047091055 Simplifying x = 4.047091055

Subproblem 2

x + -1.9 = -2.147091055 Simplifying x + -1.9 = -2.147091055 Reorder the terms: -1.9 + x = -2.147091055 Solving -1.9 + x = -2.147091055 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.9' to each side of the equation. -1.9 + 1.9 + x = -2.147091055 + 1.9 Combine like terms: -1.9 + 1.9 = 0.0 0.0 + x = -2.147091055 + 1.9 x = -2.147091055 + 1.9 Combine like terms: -2.147091055 + 1.9 = -0.247091055 x = -0.247091055 Simplifying x = -0.247091055

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.047091055, -0.247091055}

Solution

x = {4.047091055, -0.247091055}

See similar equations:

| X-15=67 | | -2x-89=109+9x | | X+2x+2x-15=180 | | 19x-18x-1=8 | | -28-x=24+3x | | 6b-2b-3b+3=16 | | 6x+18=9x+12 | | 0.75k-2=5 | | 4(x-5)+16=4x-4 | | 2h-2h+2h=20 | | -24+8x=6x+34 | | y/2-3=-12 | | 5(3c-1)-5=10c+c | | -3+2e=-15 | | 33-0.6=x | | -3p-2(4-5p)=2(p-5)-18 | | y=2x^5-4x | | 2-7x-4x+8=180 | | 1.21x=x+1 | | 11x+9=4+12x | | 9.5(x-6)+1=2(x-10)-3 | | y=5x^3+2x | | 9x+12+3x=4 | | 5x-3(4x-19)=2 | | 8x+6=36 | | 3(sin(x))=-2 | | 8x-116=-3x+148 | | -20-5x+2x=28 | | 7x+3250=3384 | | P=14x+12y+90 | | 33-7w+6= | | 3(y-5)=-5 |

Equations solver categories