Answer:
Most known one: 4 sides
Step-by-step explanation:
They are closed shapes, their sides should be straight, they are strictly 2 dimensional, and finally, all quadrilaterals have 4 sides.
Answer:
number, variable, or a product of a number and one or more variables
5x + 3 = 38
5x = 38 + 3
5x = 35
x = 35/5
x = 7
6/10 and 13/20, sorry i would explain this but its late, cheers.
Hope this Helps.
There are 14 nickels and 7 dimes.
(You can check by multiplying 14 by 5 for nickels and 7 times 10 for dimes. This would add up to 1.35)