Answer:
42y-30
Step-by-step explanation:
here you go
Answer:
13a9 + 12a + 2b
Have a nice day!
(this answer is wrong, please do not use)
Step-by-step explanation:
First car is x
second car is y
25x+30y=1550
x+y=55
Multiply the second equation by -25 for elimination method to cancel out x
-25x-25y=-1375
Add the two equations
5y=175
y=35
Plug this value into the second equation
x+35=55
x=20
Final answers:
First car=20 gallons
Second car=35 gallons
The statement that they're equal is called a proportion.
Answer:
6+3=9
Step-by-step explanation:
Evaluando 6+3=9, porque tu tienes que intercambiar x por 3 porque x es 3. Después tu tienes que buscar tu repuesta. Disculpa mi español no es tan bueno escribiendo