2. y = 2x + 1 3x + 2y = 16
Solving the following systems by using substitution
NEED HELP ASAP THANK YOU

How many solutions does the nonlinear system of equations graphed below have?

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?