Answer:
0.02272
Step-by-step explanation:
Only one because there is one variable and the combined coefficients of x are non-zero.
(0.75(x+40)=0.70(x+20), 0.05x=14-30=-16, x=-320)
Answer:
there is no backgroung information?
Step-by-step explanation:
Im thinking it is 7 weeks.
Answer: it equals 20
Step-by-step explanation:
10 x 20 = 120, hoped this helped.
