122
286-42=144
144\2=122
122(peter)+164(malco)=286(total weight)
Answer:
(2v +7)(v -9)
Step-by-step explanation:
Factors of 2·(-63) = -126 that have a sum of -11 are 7 and -18, so we can rewrite the middle term to -18v+7v. Then we can factor by grouping.
2v^2 -18v +7v -63 = 2v(v -9) +7(v -9)
= (2v +7)(v -9)
Answer:
D
Step-by-step explanation:
The volume of Model A is 48 cm³. The volume of Model B is 40 cm³. 48+40=88.
Answer:
bestie get out of there :)
Step-by-step explanation:
Answer:
x=17
y=10
Step-by-step explanation:
hope this helps you