Answer:
<h3>

</h3>
Step-by-step explanation:
3, 9, 15, 21, ...
9-3 = 6; 15-9 = 6; 21-15 = 6 ⇒ d = 6
first term: a = 3
difference: d = 6
so the formula:
and:

Answer:
it is B. -11 and 47
Step-by-step explanation:
you have to take away 47 and 11 and it equals 36.
Answer:
183590
Step-by-step explanation:
1/2(600)^2+6(600)-10
1/2(360000)+6(600)-10
180000+3600−10
183590
Answer:
(3,0)
Step-by-step explanation:
Its asking you to draw rectangles with sides that equal 30 cm for example