Answer:
$140
Step-by-step explanation:
1 meal --- $15
8 meals --- $15 × 8 = $120
Total = $120 + $20
= $140
Since y varies with x, the same we do to y, applies to x.
x = 4 y=7
x= 4*3 = 12
x= 7*3 = 21
Therefore, x = 21
Final answer: x=21 and y= 12
Answer:Exact form: 5/2
Decimal form: 2.5
Mixed number form: 2 1/2
Hope this helps:)
Step-by-step explanation:
You could describe this mathematical question as 10 + 4