Find the value of z that makes the equations true. •PLEASE HELP 100 POINTS

Which statements regarding efg are true? check all that apply.

X-10/4 when x = –18 a 7 b –2 c –7 d 2

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project