We can use this problem:
Isabella has 4 videogames and she has played 2/7 of them so far. So, how much of the video games has she played?
Answer:
x=2
Step-by-step explanation:
10x+4=2x+20
10x-2x=20-4
8x=16
x=2
Answer:
triangle
Step-by-step explanation:
Step-by-step explanation:

By cross multiplication,
→ 83(5) = 4x(7)
→ 415 = 28x
<h3>→ 415/28 = x</h3>