H(x)=x^2+3x-15

Simple and best practice solution for H(x)=x^2+3x-15 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 H(x)=x^2+3x-15 equation: 


Simplifying
H(x) = x2 + 3x + -15

Multiply H * x
xH = x2 + 3x + -15

Reorder the terms:
xH = -15 + 3x + x2

Solving
xH = -15 + 3x + x2

Solving for variable 'x'.

Reorder the terms:
15 + -3x + xH + -1x2 = -15 + 3x + x2 + 15 + -3x + -1x2

Reorder the terms:
15 + -3x + xH + -1x2 = -15 + 15 + 3x + -3x + x2 + -1x2

Combine like terms: -15 + 15 = 0
15 + -3x + xH + -1x2 = 0 + 3x + -3x + x2 + -1x2
15 + -3x + xH + -1x2 = 3x + -3x + x2 + -1x2

Combine like terms: 3x + -3x = 0
15 + -3x + xH + -1x2 = 0 + x2 + -1x2
15 + -3x + xH + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
15 + -3x + xH + -1x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 19=5m+7-3m | | 10=3(x-2)-2(5x-1) | | 0.03x^2-33x+15000=0 | | 0=-2(x+5)+3x | | 235=1/ | | 6(x-6)=4x-44 | | 3x=8x+1 | | 8(x-7)=6x+74 | | b/3-6=12 | | 84=y-4.6 | | 2w+2L=220 | | P/13=-0.34 | | 10xX=8 | | 5x+7=7x+25 | | 5*(-8)+(-4)*(-2)-(-7)*3= | | -6=-8+a/2 | | -54.02=u/2.1 | | -5+3y=31 | | 44+32k= | | -0.032b=0.08 | | 7(5+k)=147 | | (2x+5)+(7x+4)+(5x+3)=180 | | 1n^2-12n+27=0 | | 2y+3y=10 | | v+(v-31.8)+(v+24.5)=190.1 | | 18=-6/5m | | 3(h+3)=6(h-2) | | 5/3y+3/5y | | h+3/3=h-2/6 | | m/3.4=-5.6 | | 4[6a-2a(3a+6b)6a^2]= | | 3x^2+13x-30=8 |

Equations solver categories