Answer:108
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Step-by-step explanation:8 pieces of glass uses 1 sqft. glass window. 864 sqin. required = = 108 pieces. Number of pieces required for 864 sq.inches = 108 pieces.
Answer:
22.6796KG
Step-by-step explanation:
X values are increasing by 2
y values are increasing by 4
Mark is correct
ANSWER: a=12 b=15
Explanation: (look at work below)
4a + 1b = 63 (eq1)
5a + 3b = 105 (eq2)
-12a + -3b = -189 (subt. eq1 from eq2)
————————-
-7a = -84
a = 12
4(12) + 1b = 63 (plug in the a value)
48 + 1b = 63
b = 15
Answer:
About 220 minutes.
What you have to do is divide 17 by 12 and multiply it by 155. After that, round the decimal up since the decimal part still counts as time.
