(5x+1)(3x+7)=

Simple and best practice solution for (5x+1)(3x+7)= 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 (5x+1)(3x+7)= equation: 


Simplifying
(5x + 1)(3x + 7) = 0

Reorder the terms:
(1 + 5x)(3x + 7) = 0

Reorder the terms:
(1 + 5x)(7 + 3x) = 0

Multiply (1 + 5x) * (7 + 3x)
(1(7 + 3x) + 5x * (7 + 3x)) = 0
((7 * 1 + 3x * 1) + 5x * (7 + 3x)) = 0
((7 + 3x) + 5x * (7 + 3x)) = 0
(7 + 3x + (7 * 5x + 3x * 5x)) = 0
(7 + 3x + (35x + 15x2)) = 0

Combine like terms: 3x + 35x = 38x
(7 + 38x + 15x2) = 0

Solving
7 + 38x + 15x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(7 + 3x)(1 + 5x) = 0


Subproblem 1
Set the factor '(7 + 3x)' equal to zero and attempt to solve:

Simplifying
7 + 3x = 0

Solving
7 + 3x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + 3x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 3x = 0 + -7
3x = 0 + -7

Combine like terms: 0 + -7 = -7
3x = -7

Divide each side by '3'.
x = -2.333333333

Simplifying
x = -2.333333333

Subproblem 2
Set the factor '(1 + 5x)' equal to zero and attempt to solve:

Simplifying
1 + 5x = 0

Solving
1 + 5x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-1' to each side of the equation.
1 + -1 + 5x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 5x = 0 + -1
5x = 0 + -1

Combine like terms: 0 + -1 = -1
5x = -1

Divide each side by '5'.
x = -0.2

Simplifying
x = -0.2
Solution
x = {-2.333333333, -0.2}

See similar equations:

| 180(n-2)=156n | | 1/3x-2/5=-2 | | 4/3v=30 | | ln(x+1)-ln(x+3)=-0.09 | | 2v+2=5(v+4) | | .67=x/8 | | 2y+4=5x-25 | | -2y-4/3=5/4y-5/3 | | 4(2y-5)=33 | | 10c-11=89 | | 8(w+3)=3w+9 | | -1/3x=-9/4 | | 6x^2+6=54 | | 3(x-6)-9=39 | | 3x/2=12x | | -8x+48=8(x+2) | | 80+2x=360 | | f(-x)=8x+9 | | 8f-7=-23 | | q+14=8(t-4) | | -118=8(x-7)+2 | | x-(x*0.221)=0.779 | | x-3/5=31/2 | | 55+0.5x=500 | | (3x-2)+(3x-3)+(2x+4)= | | 125+13x=18x | | -2cos^2(x)=cos(x)-1 | | 4r+3=43 | | x-(x*y)=10 | | f(x+2)=8x+9 | | 13v+32=19 | | 12z+5(z+2)=30 |

Equations solver categories