Answer:
-2
Step-by-step explanation:
7x-21-10x+20=5
7x-10x-1=5
-3x=5+1
x=-6/3
x=-2
Answer:
10.5 is the answer
Step-by-step explanation:
4(5y−8−2)=185−15
(4)(5y)+(4)(−8)+(4)(−2)=185+−15(Distribute)
20y+−32+−8=185+−15
(20y)+(−32+−8)=(185+−15)(Combine Like Terms)
20y+−40=170
20y−40=170
20y−40+40=170+40
20y=210
20y/20=210/20
y=21/2
y=10.5
Answer:
44 and 22
Step-by-step explanation:
Answer:
She will need 16 packages
Answer:
(4, 18)
Step-by-step explanation:
(5 + 3)/2 = 8/2 = 4
(21 + 15)/2 = 36/2 = 18
Answer: (4, 18)
