Answer:x^2−y^2+4x−6y−5
Step-by-step explanation:
Answer:
29
Step-by-step explanation:
106=2(x+x+5)
53=2x+5
48=2x
24=x
24+5=29
Assuming you want to choose 4 people from the class of 20;
Begin by using the combinations formula;
20C4=4845 possibilities
Hope I helped :)
Answer:
243
Step-by-step explanation:
60 3/4 × 4 (sides)
60×4 = 240
3/4×4 = 12/4 = 3
240+3 = 243