jill's score is 5 more than twice jack's score his score is 4

Question

jill's score is 5 more than twice jack's score.

jacks score                       jill's score        sum of th scores

4

15

120

x

Answer 1

say that jills score is "x" and jacks score is "y"

x or jills score is or equals five more than or plus 5 twice or two times jacks score or y

x=2y+5

solve the equation for x when y=4

x=2(4)+5

x=8+5

x=13