Answer:
and 
Step-by-step explanation:
The following polynomial is needed to be solved:

The roots are found by means of the General Equation for Second-Order Polynomials:
and 
Physically speaking, both solutions are reasonable.
Answer:
A
Step-by-step explanation:
rlykydlydlysl6sl6sl6dylsl6sl6dlu
Answer:
Hello! answer: 60 and the triangle is a Equilateral because each measure is the same HOPE THAT HELPS!
Answer:
3(n+5) ≥ -6
n ≥ -7
Step-by-step explanation:
3(n+5) ≥ -6
3n+15 ≥ -6
3n ≥ -21
n ≥ -7
Answer:
percentage of the usual price is the savings
80×0.15=12