7(5)-12(5)-5=-45+15
-30 = -30
answer= B. x=5
Answer:
See below
Step-by-step explanation:


If x=1, then 1-1=0, which implies a vertical asymptote at x=1 since dividing by 0 is undefined.
Answer:
√308 or 17.5
Step-by-step explanation:
c^2=a^2+b^2
c^2-a^2=b^2
Substitute
18^2-4^2=b^2
324-16=b^2
b^2=308
b=√308 or b=17.5
Answer:
3x+y=43
Step-by-step explanation:
because
ML~=SR
43=43