s - the number of the t-shirts;
h - the number of hats:
The system of equations:
s + h = 23
10 s + 12 h = 246
--------------------------
s = 23 - h
10 * ( 23 - h ) + 12 h = 246
230 - 10 h + 12 h = 246
2 h = 246 - 230
2 h = 16
h = 16 : 2
h= 8
s = 23 - 8
s = 15
Answer: The basketball team sold 15 t-shirts and 8 hats.
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Answer:
x < -7
Step-by-step explanation:
-4x > 28
-x > 7
x < -7
Answer:
134
Step-by-step explanation:
938÷7=134
Answer:
9
Step-by-step explanation:
substituting 2 for the x
y = 2(2) + 5
y = 4 + 5
y = 9
Y/x = 9/12 = 3/4
so
y = (3/4)x . . . . . . both x and y in dollars.
