Answer:
D
Step-by-step explanation:
-3x + 3y = 9 (1)
2x - 7y = -14 (2)
From (1),
3y= 9 + 3x
y = 3 + x
Using (2),
2x - 7(3 + x) = -14
2x - 21 - 7x = -14
-5x = 7
x = -7/5 = -1⅖
y = 3 + x = 3 - 7/5 = 8/5 = 2⅗
Answer:
8^x
Step-by-step explanation:
Answer:
there are 20 questions
the ratio is 3:2 or for every 3 correct answers there are 2 incorrect answers
Step-by-step explanation:
12÷20= 60%
8÷20= 40%
12:8
3:2
If it's in meters the answer is 232 m^2 meters.
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