Answer:
the answer is 6
Step-by-step explanation:
2x + 9 = 21
2x = 21 - 9
2x = 12
x = 6
Answer:
The Equation for A: y=25x
The Equation for B: y=50x
Step-by-step explanation:
The relationships are proportional.
Car B, Because 4 Gallons are used and Car A uses 8 when traveling 200 Miles.
Answer:
x=20
y=70/3 which is about 23.3
Step-by-step explanation:
Write a proportion of all similar sides
By definition of conditional probability,

Similarly,
