Respuesta :
Answer:
28
Step-by-step explanation:
5x= 2×10
X=20/5= 4
7x= 7×4= 28.
Please mark as brainliest.
Answer:
28 I think
Step-by-step explanation:
ok so you plug in your 10 and so now you have 5x = 2(10) then it's 5x = 20 and then you divide 20 by 5 and get x = 4. then you would multiply 7 by 4 and get 28.