Answer:
55
Step-by-step explanation:
Rob has R quarters, and David has R + 24 or 24 more than rob, so together they have 2R+24
I think it is 90
Hope this help you?!
Answer: They would be a rectangle.
Step-by-step explanation:
2 right angles need at least 4 sides, making it impossible to have a 3-sided 2 right angle triangle.
145-10x=10x-35
Add 35 to both sides.
175-10x=10x
Add 10x to both sides.
175=20x
Divide both sides by 20
8.75=x