9514 1404 393
Answer:
- equation: 1/2(s +8) = 20
- Mark began with 32 boxes
Step-by-step explanation:
Let s represent the number Mark started with. After buying 8 more, he then had s+8. After the fire, he had ...
(1/2)(s +8) = 20
This equation can be solved by multiplying by 2, then subtracting 8.
s +8 = 40
s = 32
Mark began with 32 boxes.
Answer:
x=8
Step-by-step explanation:
9(x-5)=4x-5
9x-45=4x-5
9x-4x=-5+45
5x=40
x=8
Answer:
3. glad to help
Step-by-step explanation:
12 x 30 = 360 miles
2050 - 360 = 1690 miles
They have 1690 miles left