(5x-4)(2x+7)=

Simple and best practice solution for (5x-4)(2x+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-4)(2x+7)= equation: 


Simplifying
(5x + -4)(2x + 7) = 0

Reorder the terms:
(-4 + 5x)(2x + 7) = 0

Reorder the terms:
(-4 + 5x)(7 + 2x) = 0

Multiply (-4 + 5x) * (7 + 2x)
(-4(7 + 2x) + 5x * (7 + 2x)) = 0
((7 * -4 + 2x * -4) + 5x * (7 + 2x)) = 0
((-28 + -8x) + 5x * (7 + 2x)) = 0
(-28 + -8x + (7 * 5x + 2x * 5x)) = 0
(-28 + -8x + (35x + 10x2)) = 0

Combine like terms: -8x + 35x = 27x
(-28 + 27x + 10x2) = 0

Solving
-28 + 27x + 10x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -2x)(4 + -5x) = 0


Subproblem 1
Set the factor '(-7 + -2x)' equal to zero and attempt to solve:

Simplifying
-7 + -2x = 0

Solving
-7 + -2x = 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 + -2x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -2x = 0 + 7
-2x = 0 + 7

Combine like terms: 0 + 7 = 7
-2x = 7

Divide each side by '-2'.
x = -3.5

Simplifying
x = -3.5

Subproblem 2
Set the factor '(4 + -5x)' equal to zero and attempt to solve:

Simplifying
4 + -5x = 0

Solving
4 + -5x = 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 + -5x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -5x = 0 + -4
-5x = 0 + -4

Combine like terms: 0 + -4 = -4
-5x = -4

Divide each side by '-5'.
x = 0.8

Simplifying
x = 0.8
Solution
x = {-3.5, 0.8}

See similar equations:

| 25x-13x+17x= | | 6x-2(3x-4)-3=5 | | 30=60-4q | | 8x-2=6x-24 | | -w/6=8/9 | | 30=60-2q | | 40=60-2q | | -9x+(-16x)= | | 9/4x-1/3=5/6x+5/2 | | 3x+6=2(x+7) | | -3/2y+7/5=-y-1/2 | | 8(6f+4)= | | 40=60-4q | | 328+1=x | | 3-3-4-3+5= | | -16x^3-32x^2-128=0 | | -1/2(x+3)^2-11=13 | | 13/2=3x-6x+8 | | x^2+2x+y=0 | | 116=6(4x+6)+8 | | 4h+8= | | 3(6-5y)=2(-5+4y) | | 6p^2-3p-2=0 | | x+3x+4x-2+3x/2=169 | | -z/10=6 | | 9-[7-2(5-3)]= | | 3(2-3x)-6-8x=-4 | | t^4-k^4=0 | | x/9-2=6 | | 7x-(5x+3)=3 | | y-5/6=-3/8 | | 3.14x^2-x-34(3.14)=0 |

Equations solver categories