Not as hard as you think.
Just multiply all the prime factors together.
Answer: Telescopes use lenses or mirrors to collect and focus waves from the electromagnetic spectrum, including visible light, allowing us to look at celestial objects. By studying the electromagnetic waves given off by objects such as stars, galaxies, and black holes, astronomers can better understand the universe.
Step-by-step explanation:
Do parentheses first: 9+7x4-6/3 then multiplication/division: 9+28-2 then addition/subtraction: =35
Answer:
The second graph is correct, that the line intersects x at 6 and y at 11.5
Step-by-step explanation:
Samuel has to sell at least $90 for his concert. According to the graph, if Samuel sells only child ticket, he will have to sell 11.5 tickets.
If Samuel sells only adult tickets, he will have to sell at least 6.
The correct graph is the second one, that the line intersects x at 6 and y at 11.5
