(7-x)(3x-4)=

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


Simplifying
(7 + -1x)(3x + -4) = 0

Reorder the terms:
(7 + -1x)(-4 + 3x) = 0

Multiply (7 + -1x) * (-4 + 3x)
(7(-4 + 3x) + -1x * (-4 + 3x)) = 0
((-4 * 7 + 3x * 7) + -1x * (-4 + 3x)) = 0
((-28 + 21x) + -1x * (-4 + 3x)) = 0
(-28 + 21x + (-4 * -1x + 3x * -1x)) = 0
(-28 + 21x + (4x + -3x2)) = 0

Combine like terms: 21x + 4x = 25x
(-28 + 25x + -3x2) = 0

Solving
-28 + 25x + -3x2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(-7 + x)' equal to zero and attempt to solve: Simplifying -7 + x = 0 Solving -7 + x = 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 + x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + x = 0 + 7 x = 0 + 7 Combine like terms: 0 + 7 = 7 x = 7 Simplifying x = 7

Subproblem 2

Set the factor '(4 + -3x)' equal to zero and attempt to solve: Simplifying 4 + -3x = 0 Solving 4 + -3x = 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 + -3x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3x = 0 + -4 -3x = 0 + -4 Combine like terms: 0 + -4 = -4 -3x = -4 Divide each side by '-3'. x = 1.333333333 Simplifying x = 1.333333333

Solution

x = {7, 1.333333333}

See similar equations:

| 3cosX+5sinX=0 | | 5x-3y-25=10x+3y-5 | | 40-(2x+8)=2000 | | 75-9e=5(-4+2x) | | 3x-5(-x-18)=42 | | 4.95*1.5= | | 300=3x(.33) | | 6X-3+8X+5=30 | | w=302 | | -226=-100+7x | | (5)-2y=-5 | | -w=302 | | 64=-2x-2(-4x-8) | | 4(8+x)=0 | | 4x=(-5x) | | -7x-2(-2x+7)=1 | | x^2y-xy^2=xy | | 23-3x=11-7x | | -36=9x+117 | | 3X-1+7X+1=20 | | y/8-7/5 | | 150=3x-3(-7x-10) | | w+4=(-6) | | 3.5v+8=7.5x-4 | | 90=-12x-66 | | 4X-10+3X+8=26 | | 4X-10+3X+8=23 | | 4X-10+3X+8=2(10) | | 12x-81=4x+135 | | 7+x-15=-4 | | 6w+4=4w+4 | | a^2-5a-50= |

Equations solver categories