Answer:
Its just like normal addition and subtraction just more hard
Step-by-step explanation:
Look it up
Answer: A Rhombus has 4 congruent sides .
The first one is the correct one
5 mph
c+15+c=2c+15 mph going down stream.
2.4(2c+15)=60
4.8c+36=60
4.8c=24
What do you need help with?