Answer:
x=22
Step-by-step explanation:
<HMQ- 4x-20
<RMF-x
<HMQ+<RMF=90
4x-20+x=90
5x=110
<HMQ=68
<HMS=22
<SMP=90
<HMP=112
Hope that helps!
C
Just divide by 4
- =
x( x-8)(x+8)
x^3 - 64x
Factor out an x
x( x^2 -64)
This is the difference of squares x^2 -8^2 which is a^2 - b^2 = (a-b)(a+b)
