Answer:
T shirt = £9
Hat = £5
Step-by-step explanation:
1)
Let cost of T-shirt be x
7x + y = 67
y = 67 - 7x
2)
5x + y = 49
Substituting
5x + (67-7x) = 49
67 - 2x = 49
-2x = -18
x = 9
To find y
7x + y = 67
7*9 + y = 67
y = 68-63 = 5
Answer:
Step-by-step explanation:
the answer is actually t shirts =9 and hat = 4
