The answer is less than :)
Answer:
y=28/5
Step-by-step explanation:
Okay so for this we can use cross- multiplication. Basically, the product of the numerator of the first number and the denominator of the second is equal to the product of the denominator of the first and the numerator of the second.
What I mean is: 4*7=5*y
so,
28=5y
y=28/5
The question is a lot like me asking "Who is taller, my brother or me ?"
You'd want to know something about me and my brother.
I'll need to know something about the two packages of rice.
Answer: y=24
Explanation:
start by adding the two expressions
7y+12=180
7y=168
168/7
y=24
Plug it in/Check your work:
3(24)+5=77
4(24)+7=103
77+103=180
