Help Me Please this is due today and it’s 5th grade math

Which equation represents the partial sum of the geometric series?

Can someone me do math because i am having a breakdown rn because i don’t get it

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42