(3x+4)*(2x-5)=

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Solution for (3x+4)*(2x-5)= equation: 


Simplifying
(3x + 4)(2x + -5) = 0

Reorder the terms:
(4 + 3x)(2x + -5) = 0

Reorder the terms:
(4 + 3x)(-5 + 2x) = 0

Multiply (4 + 3x) * (-5 + 2x)
(4(-5 + 2x) + 3x * (-5 + 2x)) = 0
((-5 * 4 + 2x * 4) + 3x * (-5 + 2x)) = 0
((-20 + 8x) + 3x * (-5 + 2x)) = 0
(-20 + 8x + (-5 * 3x + 2x * 3x)) = 0
(-20 + 8x + (-15x + 6x2)) = 0

Combine like terms: 8x + -15x = -7x
(-20 + -7x + 6x2) = 0

Solving
-20 + -7x + 6x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-4 + -3x)(5 + -2x) = 0


Subproblem 1
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

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

Simplifying
5 + -2x = 0

Solving
5 + -2x = 0

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

Add '-5' to each side of the equation.
5 + -5 + -2x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -2x = 0 + -5
-2x = 0 + -5

Combine like terms: 0 + -5 = -5
-2x = -5

Divide each side by '-2'.
x = 2.5

Simplifying
x = 2.5
Solution
x = {-1.333333333, 2.5}

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