Step-by-step explanation:
f, your friends lunch
f + 3, your lunch
f + f + 3 = 19
2f + 3 = 19
2f = 16
f = 8
Your friends lunch was $8
I hope this helped!!!!
Answer:
8.63 square units
Step-by-step explanation:
you must set up a proportion.
3 x
- = -
8 23
after you set up that proportion, cross multiply to find x.
8x = 69
divide by 8
x = 8.625, rounded to 8.63
There are 1000 millimetres in a litre, so 1800 ml is 1.8 litres. 3-1.8 is 1.2.
600+700 and that’s the answer
