(2a-5)(3a+4)=

Simple and best practice solution for (2a-5)(3a+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 (2a-5)(3a+4)= equation:


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

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

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

Multiply (-5 + 2a) * (4 + 3a)
(-5(4 + 3a) + 2a * (4 + 3a)) = 0
((4 * -5 + 3a * -5) + 2a * (4 + 3a)) = 0
((-20 + -15a) + 2a * (4 + 3a)) = 0
(-20 + -15a + (4 * 2a + 3a * 2a)) = 0
(-20 + -15a + (8a + 6a2)) = 0

Combine like terms: -15a + 8a = -7a
(-20 + -7a + 6a2) = 0

Solving
-20 + -7a + 6a2 = 0

Solving for variable 'a'.

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

Subproblem 1

Set the factor '(-4 + -3a)' equal to zero and attempt to solve: Simplifying -4 + -3a = 0 Solving -4 + -3a = 0 Move all terms containing a to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -3a = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -3a = 0 + 4 -3a = 0 + 4 Combine like terms: 0 + 4 = 4 -3a = 4 Divide each side by '-3'. a = -1.333333333 Simplifying a = -1.333333333

Subproblem 2

Set the factor '(5 + -2a)' equal to zero and attempt to solve: Simplifying 5 + -2a = 0 Solving 5 + -2a = 0 Move all terms containing a to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -2a = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2a = 0 + -5 -2a = 0 + -5 Combine like terms: 0 + -5 = -5 -2a = -5 Divide each side by '-2'. a = 2.5 Simplifying a = 2.5

Solution

a = {-1.333333333, 2.5}

See similar equations:

| 0=0y-0 | | 0=0y-o | | 8-y=8 | | 1=1-9y | | 16x-1=10x-31 | | 1=57-8y | | 5=y-1 | | 2x+4+5x-5+2x+1=90 | | 9-y=2 | | 6(x-3)-2(x-2)=11 | | 1=3y-8 | | -(3x+5)-4=-19 | | 3y^2=9y | | 4y-12=-5y+51 | | -6n+5n=-3n+4 | | y-1=8 | | 7x+3x=9x-6 | | -1-x=x+1 | | 9-0y=9 | | r+1-4r=-3-2r | | 7y-0=21 | | b+3=-3-2b+4b | | -2(-6-5n)=72 | | 4x+1+3x+2+2x+3+2+4=5(2x+2) | | 22-7y=1 | | -2+6(2x+5)=100 | | 3y+8=8+2y+y | | 3=y-2 | | 5x-(3-x)=9 | | 0.5(x-5)=3-(x+0.25) | | -88=-5(2+4m)+2 | | y*6=48 |

Equations solver categories