Answer:
(2,6)
Step-by-step explanation:
y = 2x + 2
Y = 3x
2x+2=3x
2x-3x+2=0
-x+2=0
-x=-2
x=2
y=3(2)=6
Answer: 900π
Step-by-step explanation: To calculate the area of a circle, we do πr^2, where r is the radius. The radius is 30, so the answer is 900π.
Hope this helps!
Answer:
1) 11
2) 2
3)
4)
5) -2
6)
Step-by-step explanation:
1) 2 + 3 -
=(2 × 2 )+ (3 × 4) - 5
= 4 + 12 - 5
= 11
2) 4 -2 +
= (4 × 2) - (2 × 7) + 8
= 8 - 14 +8
= 2
3) 5 - 3
= 5× - 3× + 4× + 2×
=
=
4)
=
=
5)
=
= -2
6)
=
= 2× - 2× -
=
=
Hope the working out is clear and will help you. :)