DE+EF=DF
8x+2=x+9
8x-x=9-2
7x=7
x=7/7
x=1
DF=x+9
put the value of x
DF=1+9
DF=10
Answer:
About $676.5 billion will be spent at restaurants in 2018 if this trend continues
Step-by-step explanation:
I think if you have to round you round up to 677
Step-by-step explanation:
Flour needed to make birthday cakes = 2x
Flour needed to make holiday cakes = 1y = y
Maximum amount of Flour allowed = 20 (No more than 20)
Therefore
2x + y must not be more than 20

Answer:
600 male students
Step-by-step explanation:
1080/5 + 4
1080/9 = 120
Male students ratio is 5 so
120 * 5 = 600
If my answer is incorrect, pls correct me!
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-Chetan K