Answer:
20 and 50
Step-by-step explanation:
x + y = 70
y = 2x + 10
Use the substitution method:
y = 70 - x
y = 2x + 10
70 - x = 2x + 10
3x = 60
x = 20
x + y = 70
20 + y = 70
y = 50
<u>x = 20</u>
<u>y = 50</u>
<u />
Answer:
£1.62
Step-by-step explanation:
add them all up then subtract 100 and forget about the negative sign
Answer:
1.7 8 3 6 2
2.10 5 6 3 9
3.11 10 4 6 7
4.7 4 1 9 4
5.1 6 3 8 9
6.10 2 5 6 8
7.8 6 4 10 7
8. 5 6 3 4 9
9.1 4 8 5 9
10.9 4 3 7 4
Step-by-step explanation:
Answer:
283.5
Step-by-step explanation:
A=πr^2
A=π(9.5^2)
A=π(90.25)
π x 90.25=283.5 (rounded to the nearest tenth)
