Answer:$2
Step-by-step explanation:Express as two equations . Lex x Be chocolate and y be cookies.
3x+2y=22
2x+3y= 18
Common factor of 6 so times first ran by 2, second ran by 3 . Eliminate.
Answer:
refer to the attachment please
hope this helps
Answer:
Ali's heart rate is 135 beats per minute
Step-by-step explanation:
Let
x ----> Ali's heart rate
y ----> Ben's heart rate
we know that

isolate the variable x
----> equation A
we have
---> equation B
Solve the system by substitution
substitute equation B in equation A
Solve for x


simplify

therefore
Ali's heart rate is 135 beats per minute
Answer:
its 53
Step-by-step explanation:
Answer:
84 miles per person
Step-by-step explanation:
5÷420 in long division