Answer:
7
Step-by-step explanation:
Cuz 11 - 7 = 4
Answer:
120 miles
Step-by-step explanation:
2.7 times 2 is 4.5, so 60 times 2 is 120 (you're basically doubling both.)
0.1351 maybe? I'm not sure
Answer:
Infinitely many solutions.
Step-by-step explanation:
Given

Required;
Find the solution

Make x the subject of formula in (1)

Add 2y to both sides


Divide both sides by 3


Substitute
in (2)



Open Bracket


Collect Like Terms


Based on the result above, the two equations have infinitely many solutions.