How much interest would I earn in 4 years if I deposit $630 in my savings account at 6.5% of my simple interest

Wrote and expression for the difference of p and 4

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.

Which equation represents a line that passes through the point (9, -4) and has a slope of 3/5?