Answer:
Divide the 1st equation by 2
a + 2c = 19
Divide the 2nd equation by 3
a + c = 13.5
Subtract the 1st equation and the 2nd equation
c = 5.5
Substituting back into the 2nd equation will give:
a + 5.5 = 13.5
a = 8
Step-by-step explanation:
30+6+0.4+0.09+0.005=36.495
N-2.5 represents the cost for each shirt being subtracted by $2.50 due to the coupon
Answer:
b
Step-by-step explanation:
Answer:
Composite, Composite, composite
Step-by-step explanation:
all of them can be divided