Answer:
ok the last one is 25%
the third one is 10%
second one is 50%
first one is 37.5
Step-by-step explanation:
Answer:
its (7,6)
Step-by-step explanation:
2x + y = 20
2(7) + 6 = 20
14 + 6 = 20
20 = 20
6x - 5y = 12
6(7) - 5(6) = 12
42 - 30 = 12
12 = 12
Answer:
c. 10
Step-by-step explanation:
Pythagoras theorem is used since it's a right angle triangle
26²-24²=a²
676-576=a²
√100=√a²
a=10
Answer:
25 is a rational number
Step-by-step explanation:
This is because, a rational number needs to be in p/q form, where q ≠ 0
This is possible for 25, 25 in p/q form =
25/1
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30+18=30+6y
18=6y
y=3 so the answer is 3
