(3x+8)(7x+4)=

Simple and best practice solution for (3x+8)(7x+4)= 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+8)(7x+4)= equation: 


Simplifying
(3x + 8)(7x + 4) = 0

Reorder the terms:
(8 + 3x)(7x + 4) = 0

Reorder the terms:
(8 + 3x)(4 + 7x) = 0

Multiply (8 + 3x) * (4 + 7x)
(8(4 + 7x) + 3x * (4 + 7x)) = 0
((4 * 8 + 7x * 8) + 3x * (4 + 7x)) = 0
((32 + 56x) + 3x * (4 + 7x)) = 0
(32 + 56x + (4 * 3x + 7x * 3x)) = 0
(32 + 56x + (12x + 21x2)) = 0

Combine like terms: 56x + 12x = 68x
(32 + 68x + 21x2) = 0

Solving
32 + 68x + 21x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(8 + 3x)(4 + 7x) = 0


Subproblem 1
Set the factor '(8 + 3x)' equal to zero and attempt to solve:

Simplifying
8 + 3x = 0

Solving
8 + 3x = 0

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

Add '-8' to each side of the equation.
8 + -8 + 3x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 3x = 0 + -8
3x = 0 + -8

Combine like terms: 0 + -8 = -8
3x = -8

Divide each side by '3'.
x = -2.666666667

Simplifying
x = -2.666666667

Subproblem 2
Set the factor '(4 + 7x)' equal to zero and attempt to solve:

Simplifying
4 + 7x = 0

Solving
4 + 7x = 0

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

Add '-4' to each side of the equation.
4 + -4 + 7x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 7x = 0 + -4
7x = 0 + -4

Combine like terms: 0 + -4 = -4
7x = -4

Divide each side by '7'.
x = -0.5714285714

Simplifying
x = -0.5714285714
Solution
x = {-2.666666667, -0.5714285714}

See similar equations:

| 3x+16=40 | | x-44=123 | | 90d-am+34a-6d+901ad=6788ad | | x+21=83 | | (3x+2)=64 | | 7x+28x-2=7(5x+9) | | 120m-34a+23m-34a=67m | | -5(11-3x)=-6x-4 | | 2x^2-9b=-12 | | 45e-23m+5m=9e | | 2y+8+5x=29 | | 4x^2-7x-9=0 | | 2x+22=64 | | u^2-4u+6=0 | | 4+3t-1=9t+12-3t | | 3a^2b^2-9ab^2+15b^2=0 | | 5x+6y=35 | | 44=1h | | 6x^2(3x-11)=3x^2-2x-12 | | 6(w+6)=-4(2w-8)+2w | | -x^2+54=3x | | (3-x)(x+3x-4)=0 | | 15-4x=3+2x | | 28=13+3l | | 9(d+8)=9(d-2) | | 2-[1+3-(x-2)+x]=5 | | p=et | | 15x-5-6x=3x+5-7 | | 22-2x+4(x-2)=34 | | y^2-3y-4=-3y+5 | | 2n+4n=30 | | .25x-11=11 |

Equations solver categories