y=-2(x-5)(x-9)

Simple and best practice solution for y=-2(x-5)(x-9) 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 y=-2(x-5)(x-9) equation: 


Simplifying
y = -2(x + -5)(x + -9)

Reorder the terms:
y = -2(-5 + x)(x + -9)

Reorder the terms:
y = -2(-5 + x)(-9 + x)

Multiply (-5 + x) * (-9 + x)
y = -2(-5(-9 + x) + x(-9 + x))
y = -2((-9 * -5 + x * -5) + x(-9 + x))
y = -2((45 + -5x) + x(-9 + x))
y = -2(45 + -5x + (-9 * x + x * x))
y = -2(45 + -5x + (-9x + x2))

Combine like terms: -5x + -9x = -14x
y = -2(45 + -14x + x2)
y = (45 * -2 + -14x * -2 + x2 * -2)
y = (-90 + 28x + -2x2)

Solving
y = -90 + 28x + -2x2

Solving for variable 'y'.

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

Simplifying
y = -90 + 28x + -2x2

See similar equations:

| 7x+1+8x= | | 5x-6=3(2x-1)+8 | | 5x+196=13x-12 | | t(y)=36(10)-045y | | 8a+6-11=11 | | 3x-12=x-4 | | 70=6+x | | 15y+3=-36-18 | | ln(t+8)+ln(t-1)-1=0 | | 56-4x=5x+24 | | 1+2(7x-7)=-14 | | 12x=-47+107 | | 6-10x=66-31x | | 2m+9=29 | | 8x-30=-6(x-9) | | -7u-2=5u^2 | | 5x=36.2 | | 2+4=x-7 | | 3w^2-11w=4 | | 2k=101 | | 3(c-9)=-6 | | -17+15+6X-23=10-8X | | 2+6(5x+3)=12 | | in(2x)=5.5 | | (-3w^4/v^2)^2 | | -4m=38 | | 2x+1.2=8.8 | | X+X=19 | | =(4i-j)xj | | 16y+8x+6=180 | | 8x+7z=5+7y | | 5n=-17 |

Equations solver categories