(-15x^2)+45x+10=40

Simple and best practice solution for (-15x^2)+45x+10=40 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 (-15x^2)+45x+10=40 equation:


Simplifying
(-15x2) + 45x + 10 = 40

Reorder the terms:
10 + 45x + (-15x2) = 40

Solving
10 + 45x + (-15x2) = 40

Solving for variable 'x'.

Reorder the terms:
10 + -40 + 45x + (-15x2) = 40 + -40

Combine like terms: 10 + -40 = -30
-30 + 45x + (-15x2) = 40 + -40

Combine like terms: 40 + -40 = 0
-30 + 45x + (-15x2) = 0

Factor out the Greatest Common Factor (GCF), '15'.
15(-2 + 3x + (-1x2)) = 0

Factor a trinomial.
15((-2 + x)(1 + -1x)) = 0

Ignore the factor 15.

Subproblem 1

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

Subproblem 2

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Solution

x = {2, 1}

See similar equations:

| 2k(3-k)x(k-3)=0 | | x+21=87 | | 2x^2+5-6=0 | | (x^4)-81=0 | | (6x+4y-8)dx=(x+y-1)dy | | (x^2-3x)=0 | | 9*(7+x)=81 | | y-3=-2(x+1) | | 4x(x^2-3x)=0 | | 8-2(x-5)=4(2x+12) | | (12i+48i)+(15+21i)= | | 2(x-2)+3=2y-1 | | 4y-4y^9=0 | | (2x^2)+10x+8=0 | | 3x+5=-72 | | y=-2x^2-16x-25 | | 6x1/100 | | X-3(x+2)=0 | | 5(-m-2n)= | | Y=2t+4 | | x*x-4x+5=0 | | 5x+(6-3x)=8(-3x+4) | | (10x+44)=(8x-23) | | 82832+1212=1 | | 2x*x+3x-1=0 | | 26=26-2x | | (2)x*x+3x-1=0 | | Y=3.6+65 | | (5x-37)=(x+4) | | 0.9-1.6=5.2 | | X/20=16/100 | | 8x-11=6x+4 |

Equations solver categories