Put a ruler Measuring side AB then post again.
For the linear system :
r+t = 20 and 5(r+t) = 150
If you sub in the first equation into the second, you will get: 100 = 150, which is incorrect
It means the system does NOT have solutions.
Answer will be the last choice
Gary because 10 to 15 rounds down to 2/3 which is greater than 3 to 5
100 * 1000 : 60 : 60 = 27.77 m/s
Answer: There are many uses for the variable* y in math: it is often used as a variable and the y axis of a coordinate plane (the line that is vertical.)
* = Variable: any unknown number in algebra, is usually replaced with letters, such as x or y.